Ridge Cavity Tray 225mm

Ridge trays are used where a right hand and left hand roof slope come together at an apex to straddle the top two intermediate tray. For use at the abutment of a pitched roof with a cavity wall.
On external walls - not exceeding 120mm thickness, built from standard brickwork or similar sized components with regular course heights, including mortar of approx. 75mm.
On roof pitches of 15 -60°