Damper for wall grilles 400 mm x 400 mm. The GT007 is a damper that can be mounted on most of A and G grilles. This opposed blade damper allows an adjustment of the air flow rate by means of a screw driver.
Grille mounting by means of "S" clips (supplied with each damper).
.webp "regulating damper for wall grille 400 mm x 400 mm")
