AC is a supply grille made from aluminum with curved adjustable blades, oriented 1-way or 2-way horizontal or vertical both for wall and ceiling installation.
The grille is available with several mounting options and can be delivered with mounting frame, opposed blade damper and plenum box accessories.

AD is an adjustable single or double deflection grille made of aluminium. With adjustable blades, the grille is very useful for air supply and can be adapted to the required throw and air spread pattern.
The grille is available with several mounting options and can be delivered with mounting frame, opposed blade damper and plenum box accessories.

AD is an adjustable single or double deflection grille made of aluminium. With adjustable blades, the grille is very useful for air supply and can be adapted to the required throw and air spread pattern.
The grille is available with several mounting options and can be delivered with mounting frame, opposed blade damper and plenum box accessories.

AD21CN-M is an adjustable single or double deflection grille made of aluminium. With adjustable blades, the grille is very useful for air supply and can be adapted to the required throw and air spread pattern. AD21CN-M should be used as the standard outlet front grille for the Munio active chilled beam. AD21CN-M is supplied with springs for installation into the Munio telescope extension piece.

AE is an eggcrate grille for exhaust with mesh 0˚ or 45˚ inclination made of aluminum.

The grille is available with several mounting options and can be delivered with mounting frame, opposed blade damper and plenum box accessories.

AE is an eggcrate grille for exhaust with mesh 0˚ or 45˚ inclination made of aluminum.

The grille is available with several mounting options and can be delivered with mounting frame, opposed blade damper and plenum box accessories.

AEC is an eggcrate grille for extract air with eggcrate grid 0˚ or 45˚ inclination, made of aluminum and specifically designed for installation in modular ceilings, with particular thin frame that becomes invisible, once installed.

AEC grille is available with G3 filter as accessory.

Available in various standard dimensions.

AF is an aluminium filter holder grille for exhaust equipped with either washable or rigid filter class G3.
Optional grids are eggcrate mesh 0˚ or 45˚ inclination and fixed 45° angle blades. The grille is suitable for wall installation.

AF grille is available with plenum box (PBAF) as accessory.

AFC is a filter holder grille for extract and is equipped with rigid filter class G3.
The AFC is available with several type of grid options made of aluminum and is specifically designed for installation also in modular ceilings. Optional grids are eggcrate mesh 0˚ or 45˚ inclination, fixed 45° angle blades or perforated front plate.

With a smart push-pull closing system on the grid, it is easy to gain access to the filter.

AFC grille is available with plenum box (PBAF) as accessory.

AG is a pedestrian grille made of aluminum for floor installation. The grille can be installed with or without frame and adjustable height screws are optional. AG is available with opposed blade damper and dust basket accessories.
AG is tested and certified according to ISO UNI EN 13264 in the “light” resistance class. This class is the highest achievable in aluminum and allows a concentrated load of 450 kg in the middle without breaking and up to 150 kg without damage (600x600 size grille).
AG grille is available in various standard dimensions. Customized sizes available on request.

Single sided self-adhesive aluminium insulation tape.

Used in production and assembly of AC and ventilation devices, dust removing systems as well as heat engineering. To be applied on the insulation bends and forks, on material and mineral wool or glas wool segment connections. Ensures a coherent aluminium insulation layer which prevents water from penetrating the system. Hardly combustible according to DIN 4102-1 B1 standard.

The valve is designed for installation at a wall or in a ceiling.

It can be used for new-build and for replacement.

Its smart grip function ensures an easy installation.

Its unique sound data ensure an optimum sound level.

The valve consists of two parts; the valve body (AIRYB) and the flat front plate (AIRYFP).

The valve body is fixed to the duct system or a valve socket via flexible spring wings.

The front plate is attached to the valve body via springs.

There are 5 standard front plate shapes:

ROUN – a circle,
BOW – a square with sligthly bulged edges,
SQUA – a square,
ELLI – an super ellipse.
RECT – a rectangle,
Special shapes are possible on request.

It is recommended that the valve is mounted in the frame ILVRU. The product will also fit in the valve frames VRGU, VRGM, VRFU, VRFM and the products BU GJUT, and TCPU GJUT.
The valve body has to cover the brim of the product it is fitted into. Therefor the maximum diameter of the brim for Ø100 is 133.5 mm, for Ø125 is 152.5 mm and for Ø160 is 187.5 mm.

Can be equipped with a blanking – off sector plate for 2 or 3 way air flow.

The AL is a linear bar grille with fixed blades made of aluminum. With several frame and grid combinations, the AL grille is very flexible and suitable for various kind of applications.
The grille is available with several mounting options and can be delivered with mounting frame, opposed blade damper and plenum box accessories.
The AL can be delivered as a single grille in lengths up to the maximum size indicated in the following tables (Min.-max. dimensions).

The AL is a linear bar grille with fixed blades made of aluminum. With several frame and grid combinations, the AL grille is very flexible and suitable for various kind of applications.
The grille is available with several mounting options and can be delivered with mounting frame, opposed blade damper and plenum box accessories.
The AL can be delivered as a single grille in lengths up to the maximum size indicated in the following tables (Min.-max. dimensions).

AL21CN-M is a rectangular aluminium grille with fixed horizontal bars and additional vertical directional bars for regulation of distribution pattern. AL21CN-M is used as a outlet front grille for the Munio active chilled beam. It is supplied as a standard with springs for installation into the Munio telescope extension piece.

AR is an extract grille with fixed 58° angled blades made of aluminium. The AR is generally used for wall installation.
The grille is available with several mounting options and can be delivered with mounting frame, opposed blade damper and plenum box accessories.

AR is an extract grille with fixed 58° angled blades made of aluminium. The AR is generally used for wall installation.
The grille is available with several mounting options and can be delivered with mounting frame, opposed blade damper and plenum box accessories.

AT is a transfer air grille (overflow grille), made of aluminum suitable for installation in doors and walls.
Can be delivered as a single part grille or including a mating flange.

A 55 mm long Ø 15 mm spindle. Used for motorizing standard dampers.

Fixes to the spindle with a locking screw.

Circular serrated washer.

Circular plain washer

Surface finish: electro zink plated.

Material: Stainless steel

BSV is a safety grille used for circular duct fan or wall fan.

Comdif CBA is a semicircular perforated displacement diffuser for installation against/on a wall or column. Behind the perforated front plate, CBA is equipped with individually adjustable nozzles, making it possible to alter the geometry of the near zone. The diffuser can be turned and has a circular duct connection (MF measure), so the diffuser can be connected at the top or bottom. The diffuser is suitable for the supply of large volumes of moderately cooled air.

• The diffuser is suitable for the supply of large volumes of air.
• The geometry of the near zone can be adjusted using adjustable nozzles.
• Duct covers, plinths and wall brackets can be supplied as accessories

CBAL is a low-impulse diffuser for ceiling installation. The diffuser is suitable for the supply of replacement air in laboratories, commercial kitchens, etc. The diffuser is equipped with adjustable nozzles behind the perforated face plate, allowing the dispersal pattern to be adjusted according to the conditions.

CBAV is a low-impulse diffuser for ceiling installation against a wall or skirt. The diffuser is suitable for the supply of replacement air in laboratories, commercial kitchens, etc. The diffuser is equipped with adjustable nozzles behind the perforated face plate, allowing the dispersal pattern to be adjusted according to the conditions.

Comdif CCA is a circular perforated displacement diffuser for freestanding installation. Behind the perforated front plate, CCA is equipped with individually adjustable nozzles, making it possible to alter the geometry of the near zone. The diffuser can be turned and has a circular duct connection (MF measure), so the diffuser can be connected at the top or bottom. The diffuser is suitable for the supply of large volumes of moderately cooled air.

• The diffuser is suitable for the supply of large volumes of air.
• The geometry of the near zone can be adjusted using adjustable nozzles.
• Plinth can be supplied as accessory.

CCP is a circular displacement diffuser for installation under seats in theatres, auditoriums, etc. This diffuser is suitable for installation in a pressure chamber. It has a fixed resistance that ensures even distribution of the air. The diffuser can be adapted to the correct air volume and pressure, specified according to the actual conditions.

• It has built-in resistance that ensures even distribution over the diffuser
• The diffuser can be supplied with a specified pressure setting
• The diffuser is available in other dimensions

CCU is a circular displacement diffuser for installation under seats in theatres, auditoriums, etc. The diffuser is supplied with a circular connection. The diffuser can be supplied with a fixed resistance, adapted to the correct air volume and pressure, specified according to the actual conditions.

• Circular connection with Lindab Safe.
• The diffuser can be supplied with a fixed resistance at a specified pressure setting.
• The diffuser is available in other dimensions.

Comdif CEA is a rectangular perforated displacement diffuser for installation against a wall or column. Behind the perforated front plate, CEA is equipped with individually adjustable nozzles, making it possible to alter the geometry of the near zone. The diffuser can be turned and has a circular duct connection (MF measure), so the diffuser can be connected at the top or bottom. The diffuser is suitable for the supply of large volumes of moderately cooled air.

• The diffuser is suitable for the supply of large volumes of air.
• The geometry of the near zone can be adjusted using adjustable nozzles.
• Plinths can be supplied as accessories.

Comdif CHA is a semicircular perforated displacement diffuser for installation against a wall or column. Behind the perforated front plate, CHA is equipped with individually adjustable nozzles, making it possible to alter the geometry of the near zone. The diffuser can be turned and has a circular duct connection (MF measure), so the diffuser can be connected at the top or bottom. The diffuser is suitable for the supply of large volumes of moderately cooled air.

• The diffuser is suitable for the supply of large volumes of air.
• The geometry of the near zone can be adjusted using adjustable nozzles
• Duct covers, plinths and wall brackets can be supplied as accessories

Comdif CKA is a square perforated displacement diffuser for installation against a wall or column. Behind the perforated front plate, CKA is equipped with individually adjustable nozzles, making it possible to alter the geometry of the near zone. The diffuser can be turned and has a circular duct connection (MF measure), so the diffuser can be connected at the top or bottom. The diffuser is suitable for the supply of large volumes of moderately cooled air.

• The diffuser is suitable for the supply of large volumes of air
• The geometry of the near zone can be adjusted using adjustable nozzles
• Plinths can be supplied as accessories

Multiple layer product made up of a PVC coated aluminium into a flexible duct supported by a steel wire helix.

Comdif CQA is a semicircular perforated displacement diffuser for corner installation. Behind the perforated front plate, CQA is equipped with individually adjustable nozzles, making it possible to alter the geometry of the near zone. The diffuser can be turned and has a circular duct connection (MF measure), so the diffuser can be connected at the top or bottom. The diffuser is suitable for the supply of large volumes of moderately cooled air.

• The diffuser is suitable for the supply of large volumes of air.
• The geometry of the near zone can be adjusted using adjustable nozzles
• Duct covers, plinths and wall brackets can be supplied as accessories

Comdif CRA is a rectangular perforated displacement diffuser for installation against a wall or column. CRA has a rectangular connection and therefore has a limited depth, making it ideal for installation in premises where a discrete appearance is required. Behind the perforated front plate, CRA is equipped with individually adjustable nozzles, making it possible to alter the geometry of the near zone. The diffuser can be turned and has a rectangular duct connection, so the diffuser can be connected at the top or bottom. The connection duct CRAZ with a circular connection is available as an accessory. The diffuser is suitable for the supply of large volumes of moderately cooled air.

• The diffuser is suitable for the supply of large volumes of air.
• The geometry of the near zone can be adjusted using adjustable nozzles
• Duct connections and plinths can be supplied as accessories

CRL is a circular diffuser with an unperforated adjustable face plate and can be used for both supply and extract air. The diffuser can be switched between horizontal and vertical supply air, and is therefore suitable for the horizontal supply of cooled air or vertical supply of heated air. The CRL can be equipped with accessories of various types in order to achieve optimal function.
Installing a CRL diffuser in a plenum box type MB can help to achieve a stable airflow to the diffuser as well as realise the potential for individual adjustment.
Damper type B is an unique linear cone damper which allows to use the full operational area (0-100%) and allows to balance with a high pressure drop over the box with low sound generation. Furthermore the construction of the damper gives an accurate and reliable measurement.
Damper type C and E are with rotating blade dampers for respectively supply and extract. Typically used in applications that don’t require a high balancing pressure in the plenum box.

• Suitable for both supply and extract air
• Suitable for horizontal or vertical supply air patterns
• Plenum box with several damper options

CRP is a rectangular displacement diffuser for installation under seats in theatres, auditoriums, etc. It is suitable for installation in a pressure chamber and has a fixed resistance that ensures even distribution of the air. The diffuser can be adapted to the correct air volume and pressure, specified according to the actual conditions.

• It has built-in resistance that ensures even distribution over the diffusers
• The diffuser can be supplied with a specified pressure setting
• The diffuser is available in other dimensions

CRU is a rectangular displacement diffuser for installation under seats in theatres, auditoriums, etc. The diffuser is supplied with a circular connection. The diffuser can be supplied with a fixed resistance adapted to the correct air volume and pressure, specified according to the actual conditions.

• Circular connection with Lindab Safe.
• The diffuser can be supplied with a fixed resistance at a specified pressure setting
• The diffuser is available in other dimensions.

Transmitter for measuring carbon dioxide concentration and temperature in air. Measuring range 0...2000 ppm and output signal 0...10 V DC, passive PT1000 output and 0...10 V DC for temperature.

• Combined CO₂ and temperature transmitter
• Infrared technology (NDIR)
• CO₂ concentration 0...2000 ppm measuring range
• Excellent long-term stability
• Easy installation and service-friendly housing
• Probe only 12 mm
• Automatic CO₂ calibration

CTDT2 has a probe in the shape of a so-called venturi tube with two air channels. The CO₂ sensor element is mounted in the cover part of the casing and the temperature sensor element is located inside the probe.
The air in the ventilation duct is transported to the CO₂ sensor element through one half of the probe and then back to the duct through the other half. The temperature sensor is located inside the probe.

Comdif CVA is a rectangular perforated displacement diffuser for installation in walls or similar structures. CVA has a rectangular connection. Behind the perforated front plate, CVA is equipped with individually adjustable nozzles, making it possible to alter the geometry of the near zone. The diffuser can be turned and has a rectangular duct connection, so the diffuser can be connected at the top or bottom. A wall duct with circular connection is supplied as an accessory. The diffuser is suitable for the supply of large volumes of moderately cooled air.

• The diffuser is suitable for installation in walls.
• The geometry of the near zone can be adjusted using adjustable nozzles.
• A wall duct can be supplied as an accessory.

DAD is an adjustable supply air nozzle suitable for ventilation of large areas where long throws are required. The nozzle can be freely rotated 30 degrees in any direction in relation to the central line of the nozzle. The nozzle can be used for both heated and cooled air. The nozzle can be installed directly into a circular duct, fitting, wall or duct side. Supplied with screw holes through flange (DAD-0).

• Flexible adjustable nozzle
• Long throws
• Simple installation

DBV is a volume flow regulator used for VAV regulation of the supply air in a terminal duct for an active chilled beam. Also suitable together with eg. wall diffusers.

DBV is equipped with a unique linear cone damper technology, which makes it possible to regulate up to 200 Pa with low sound level. The minimum air flow k-value at closed position is 0,73 (7,3 l/s at Dp_t = 100 Pa)).

The built-in VAV actuator is delivered pre-programmed with damper characteristic and in combination with a stable flow measurement over the damper, it makes the VAV regulation very accurate and reliable.

DBV can be installed directly in a terminal duct in front of the active chilled beam. DBV is not suited for exhaust air.

• Unique linear cone damper
• Low sound levels
• Stable flow measurements
• Reliable and accurate VAV regulation

DCS is a circular diffuser with integrated box for visible installation. The diffuser is equipped with individually adjustable nozzles. The diffuser has an built-in damper and a measuring device for individual adjustment. DCS is equipped with a M8 threaded rod at the top for attaching the diffuser. The diffuser is suitable for the horizontal supply of cooled air, where great flexibility in the dispersal pattern is required.

• Individually adjustable nozzles
• Supplied with integrated M8 rivet nut for suspension
• Detachable damper for cleaning of duct

DCT is a circular control and shut-off damper.

The damper can be used for pressure or volume flow regulation with external control options (open, closed, min., max.) depending on the form of control/regulation.

DCT is available with a spring return motor. The damper can be controlled by an FRU (as a VRU) or a PR regulator, by a BMS system or Regula Combi (with modulating signal) or as a slave for another damper (mechanical slave operation with the same damper position).

When ordering, it is important to specify the form of control, and whether the damper motor must be programmable. All DCT dampers are supplied with Belimo motors.

The opposed blade damper DGA/DGAN can be fitted to the AD, AL, AR and AC aluminium grilles. It can also be fitted to the WLA-11 weather louvre aluminium grille .
The opposed blade damper is held in place by special patented clips, designed both for fixing the damper to the grille and for fitting it on a mounting frame or a plenum PBA.
The DGA/DGAN dampers are made entirely of galvanized steel and have mechanism for opening and closing all the damper blades simultaneously (by using a screwdriver).

The opposed blade damper DGS and DGSS can be fitted to SD steel grilles and SSD stainless steel grilles.
The DGSS has a frame of stainless steel and is mainly to be used with the SSD grilles, see material and finish for details.

The DGS and DGSS have mechanisms for opening and closing all the damper blades simultaneously, by using a screwdriver and are held in place by clips, designed for easy fitting of the damper to the grille.

DJP is a rectangular control and shut-off damper.

DJP has opposing aerodynamic damper blades that are rotated via a lever device. The damper is supplied with an LS connection system for rectangular ducts. The damper can be used for pressure or volume flow regulation with external control options (open, closed, min., max.) depending on the form of control/regulation.

The damper can be controlled by an FRA (as a VRA) or a PR regulator, directly by a temperature sensor or BMS system (2–10 V modulating) or as a slave for another damper (mechanical slave operation with the same damper position).
DJP is also available with a spring return motor.

When ordering, it is important to specify the form of control, and whether the damper motor must be programmable. All DJP dampers have Belimo motors installed.

DR24 is a rectangular diffuser with adjustable bars suitable for installation in a wall or skirting board. The diffuser is suitable for the horizontal supply of cooled air. The bars in the front make it possible to vary the throw. The diffuser is used with a WB type plenum box. The plenum box is equipped with a damper and measuring device, enabling individual adjustment.

• Adjustable bars
• Flexible dispersal pattern
• Regardless of straight ducting before the diffuser
• Telescopic function in the plenum box

Strong handle to facilitate setting. Suits all manual dampers.

Gipsum fastener

With screws.

Surface finish: electro zink plated.

Head: Pan head + PH2

EXAD is an extract air terminal device consisting of a conical inlet, a silencer with Acutec^® polyester insulation and a DIRU damper. Sizes available are Ø250, Ø315 and Ø400 mm.
EXAD is a device designed for large air volumes between 50 - 600 l/s, especially suitable for industry, sport and exhibition halls, shopping centers etc.

Wire guard is an accessory option.

The F50 is a circular aluminium grille with square grids.

The F51 has exactly the same features and dimensions as the F50, but has pre-drilled holes on the front for installation in ceilings and walls.

The F50/51 is particulary suitable for air exhaust.

Multiple layer acoustically perforated inner core covered with a PE sleeve, insulated with fibreglass, covered by a multiple layer outer jacket.

Multiple layer Al/PET sleeve encapsulating fiber glass insulation with inner PE sleeve.

Fibre glass insulation. The insulation is covered with an outer jacket.

FDS-B is a relay module with three closing relays (NC contact), 230 V AC, 4 A used for:

- Connect "Stop AHU" signal (DO5 on FDS-M) - Conect External alarms (DO6 and DO7 on FDS-M)

Please, see installation guides in the FDS user manual.

Multiple layer inner core insulated with fibreglass, covered by a multiple layer outer jacket.

Intumecent acrylic for smoke control system.

FKD is an adjustable circular multi-cone diffuser, which is typically used for supply air. The diffuser can be switched between horizontal and vertical supply air and is therefore ideal for the supply of both heated and cooled air.
Installing an FKD diffuser up to size 400 in a plenum box type MB can help to achieve a stable airflow to the diffuser as well as realise the potential for individual adjustment.
Damper type B is an unique linear cone damper which allows to use the full operational area (0-100%) and allows to balance with a high pressure drop over the box with low sound generation. Furthermore the construction of the damper gives an accurate and reliable measurement.
Damper type C has a rotating blade damper for supply air. Typically used in applications that don’t require a high balancing pressure in the plenum box.

• Suitable for supply air
• Vertical or horizontal supply air pattern
• Plenum box with several damper options

Multiple layer product made up of aluminium/PET laminate formed into a flexible duct supported by a bronze coated wire helix.

Multiple layer product made up of aluminium/PET laminate and metalized polyester formed into a flexible duct supported by a bronze coated wire helix plus black PVC outer covering.

Applications

Ideal for low to high pressure air conditioning and ventilation systems.

Insert flow gauge FMI is a calibrated orifice plate that can be installed in circular ducts where it is necessary to measure the volume flow. The pressure over the gauge is taken from the two nipples, and the volume flow is determined using the diagram or the accompanying curve constants.

FMI can be installed after duct installation and also in existing systems.

FRA is a measuring unit with a measuring cross, which is used for measuring volume flow in rectangular ducts.

FRA is equipped with a Belimo VRD3, which provides an output signal that is proportional to the volume flow.

The FRA needs a certain distance of straight duct before the unit and this has to be observed to obtain a stable and accurate air flow regulation.

• Requires minimal initial pressure (<20 Pa at Vnom)
• Output signal indicates actual volumeflow.

FRU is a measuring unit with a measuring cross, which is used for measuring volume flow in circular ducts.

FRU is equipped with Belimo VRD3, providing an output signal that is proportional to the volume flow. FRU can be used to monitor the actual airflow or can be used to control a volume flow regulator.
FRU is equipped with Lindab Safe in the front for connection to the duct and a female coupling in the back, and is ready for insulation up to 50 mm.
FRU can be installed in any position without requiring adjustment.
To avoid contamination of the measuring cross, FRU should only be used for clean air.
FRU needs a certain distance of straight duct before the unit and this has to be observed to obtain a stable and accurate airflow regulation.

• Requires minimal initial pressure (Less than 20 Pa at V_nom)
• Output signal indicates actual volume flow

Panel joint screw to attach the outer panel joint, CPJO, to the inner, CPJI.

4 FTK is used with 1 CPJO and 2 CPJI.

Fits with bits Torx T20W.

Packaging size 100 pieces, 500 pieces, or 1000 pieces.

GD is a rubber supply air nozzle suitable for ventilation of large areas where long throws are required. The nozzle can be adjusted for directional airflow, and can be installed directly into circular ducts, ( min. Ø250 mm ), or duct walls,
( min. height = 100 mm ). The nozzle can be used for both heated and cooled air.

• Directional airflow
• Long throws
• Simple installation

GS23 is a square diffuser with an aluminium grid. GS23 is used for extract. Installing a GS23-V diffuser in a plenum box type MB can help to achieve a stable flow of air to the diffuser as well as achieving the option for individual adjustment of air flow.
Damper type B-E is an unique linear cone damper which allows to use the full operational area (0-100%) and allows to balance with a high pressure drop over the box with low sound generation.
Damper type E has a rotating blade damper for extract air. Used for applications that don’t require a high balancing pressure in the plenum box.

• High capacity
• Can be installed with a plenum box with several damper options

GTI is a flexible supply air nozzle that is suitable for ventilation of large areas. The nozzle can be used for both heated and cooled air and can be adjusted from diffused to concentrated supply air patterns. The supply air pattern can be adjusted by turning the insert in relation to the central line of the nozzle. The nozzle is equipped with LindabSafeand can be installed directly into a circular duct, fitting, wall or duct side.

• Flexible nozzle for cooling and heating
• Adjustable dispersal pattern
• Simple installation

Circular roof hood intended for outdoor air and extract air. The hood is designed for location above the roof with or without a roof through connection. The air runs both on the top- and downside of the hood. This is valid both for outdoor
and extract air. The hood is free-draining downwards.
Can also be supplied with a pest-proof mesh.
NOTE! When fans are not running there is always a risk for drifting snow and damp to penetrate into ducts. At some occasions also condensation can cause trouble.
H is manufactured as standard from galvanised steel sheet Z275, but is also available in aluminium zinc AZ 185, stainless acid-resistant steel 2343 or painted.
H in dimensions 100 – 315 has a sleeve connection as standard and fits on the outside of ventilation ducts.
Dimensions 400 – 1250 are supplied with flange connection (including counter-flange) as standard. They are also supplied with twistable lifting and anchoring eyelets. An individual anchoring eyelet must not be subjected to forces in
excess of 1 500 N.
All dimensions can also be obtained with connections that fit directly to the roof through connection TGR.

The type H plenum box is a side-connected plenum box for supply and exhaust air for the Versio range of diffusers. The plenum box can be equipped with an adjustment damper and a measuring device, depending on the configuration required.
The adjustment damper is operated from the front of the box by means of a graduated handle with integrated locking mechanism.
K-factors for determining the volume flow are printed on the damper handle. The plenum box has a low overall height and has internal sound insulation of fibre-free material.
For configuration with an integrated ceiling solution, the box is equipped with a frame and/or a face plate, depending on the type of ceiling. For further details, see the Versio range of ceiling diffusers.

• Can be used for both supply and exhaust air.
• Can be connected regardless of straight ducting before the box
• Detachable damper and plenum plate for access to duct
• The same box is used for all face plates and ceiling systems

HLD is a circular high level displacement diffuser adapted for industrial requirements. HLD is equipped with a damper function, which makes it possible to vary the supply air pattern between horizontal or vertical, depending on whether heating or cooling is required. The switch can be made manually, or it can be automated using several types of motor. The external dimensions of the diffuser are adapted to the connection, making it easy to integrate into an ordinary duct system. HLD can be suspended from or installed on a wall or column using the installation bracket, which ensures great flexibility no matter how premises are used.

• Suitable for both cooling and heating
• Horizontal and vertical dispersal patterns
• High capacity
• Flexible positioning
• Can be supplied with an electric motor
• Can be supplied with a thermal actuator

Rectangular roof hood intended for outdoor air and extract air. HRR is designed for positioning above the outer roof on the roof through connection.

The air runs both on the top- and downside of the hood. This is valid both for outdoor and extract air. The hood is free-draining downwards.

Can also be supplied with a pest-proof mesh.

HRR is manufactured as standard from galvanised steel sheet Z275, but is also available in aluminium zinc AZ 185, stainless steel sheet 1.4301, stainless acid-resistant steel sheet 1.4404 or painted.

Sizes 7 and 9 are supplied with four twistable lifting and anchoring wire-loops. An individual anchoring eyelet must not be subjected to forces in excess of 1 500 N.

Installations shelf HYLLA PNEU

Fixes to DTHU and DTHIU with screws from MSATS.

Socket without groove for unit with flexible spring wings.

Supplied with Safe gasket in the far end.

Connects to duct.

As standard the angle is 45°. Different angle available to order.

The product is CE marked according to EN 12101-7 and used in a circular smoke control system - single compartment (see declaration of performance).

Single expander for assembly of details in concrete and natural stone. This is a pin screw expander that has a stainless steel clip at the bottom. When the nut is tightened, the clip expands onto the tapered part of the expander. The top is equipped with a punching neck to avoid damage to the threads during impact. Electro zinc plated carbon steel min 5μm. Strength 5.8.

Drop in anchor is designed for medium heavy and heavy loads.

With internal thread.

Surface finish: electro zink plated.

Valve for exhaust air.

Designed for wall or ceiling mounting.

Flat spring holders connect to socket VRGU, VRGL, VRGM, VRFU or VRFM.

Valve for supply air.

Designed for ceiling mounting.

Bayonet holders connect to socket VRGU, VRGL or VRGM.

Valve for supply air.

Designed for ceiling mounting.

Equipped with a removable blanking-off sector plate (KIRS) for preventing the air flow in a desired direction.

Bayonet holders connect to socket VRGU, VRGL or VRGM.

Hooks to the edge of the cup and blind rivets to the damper body.

Valve for exhaust air.

Designed for wall or ceiling mounting.

Flat spring holders connect to duct.

Valve for exhaust air.

Designed for wall or ceiling mounting.

Bayonet holders connect to socket VRGU, VRGL, or VRGM.

Valve for exhaust air.

Designed for wall or ceiling mounting.

Bayonet holders connect to socket VRGU, VRGL or VRGM.