MYCHEM AWNING ROOFING MyChem Awning Roofing is a premium grade butyl rubber that provides flexible seal between a variety of material. Colour: White, Black & Grey Application: Suitable for steel, galvanized iron, aluminium, concrete, brickwork, glass, rubber, plastic, wood, zinc roof, slate roof, etc. Product Code Product Name Packaging Size Packaging Details MC - 074 Awning Roofing 300 300ml catridge 24 in 1 carton MC - 075 Awning Roofing 400 400ml catridge 24 in 1 carton