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 BUCST, and TCPUCST.
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.