Rytons A1® Fire-rated Square Holed Triple Air Brick Flanged 215mm L x 202mm H x 50mm D (nominal size) plus 15mm flange with corner screw holes. Custom RAL colour in matt, semi-gloss or gloss finish achieving Class A2-s1, d0. 29,354mm² free area per unit. Properties: Class A1 fire-rated 0.9mm galvanised steel. Class A2-s1, d0 fire-rated RAL colour powder coating. Registered Design 6109945. Patent Approved. Product Code: A1SQTF. Download Drawing.
Quantity required per RAL colour in matt, semi-gloss or gloss finish achieving Class A2-s1, d0:
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