Air supply or extract grille fascia for applications using a separate plenum box. Grille flange features a return edge to provide clearance on the plenum lip. Security clutch screw fixing through the grille flange. Thestandard GPS series (Ministry of Justice specification)
comprises of a 2mm stainless steel fascia perforated with 3mm dia holes on a staggered 5mm pitch.
(Last updated on 31/05/2023)