Starline Architectural Grill Range Starline Architectural Grill Range Description Starline Architectural Grilles are a new range of professional air grilles suitable for homes requiring an unobtrusive and designer solution over conventional air valves They have no screw holes and start from only 1.5mm in thickness, there is no other type of air valve that can supply such a designer look and provide this quality appearance The new profi-air Starline design grilles are not only stylish, but are also easy to install and can be used for air extraction or air supply. Starline Architectural Grill Range require the 122mm round mounting frame (for each grill) to be installed in either a flow control plenum or standard plenum. Choose from our range: GBP 6.05 1