Colors Specifications Coverage: Approx.10.6 tiles/sqm. Dimensions: 330mm W x 438mm L Mass: 4.9kg per tile Lap Adjust: Min. Head Lap 80mm. This may increase according to set out. Head Lap should not exceed 110mm. Bond: Straight Roof Pitch: Min. with sarking 15°. Min without sarking greater than 20° Always check rafter to pitch ratio, exposure of site and Local Government requirements. Downloads Provincial Specification PRS Roofing Collection