It is usually used as a access door .The grille type 1RAF is used for the exhaust and supply of large quantities of air with minor pressure loss in facilities such as offices, warehouses, shopping centers.
The grille type 1RAF is used for the exhaust of large quantities of air with minor pressure loss and as access door for the equipment like fan-coil etc. The access door opens and closes on a push-push action. It locks on the first push and releases with the second push
1/3" spaced fins set at 20 degrees.
Effectively conceals filter.
Use standard 1" thick disposable filters (not included).
Removable face for easy installation and cleaning.