Roofing Superstores own-brand EPDM rubber roofing membrane will seal flat roofs from rain, wind and damp whilst offering a sleek, black finish. This rubber roofing membrane is 1mm thick and is manufactured from high quality materials to guarantee a great finish as well as long-lasting durability and reliability.  This EPDM sheet once installed has an estimated life expectancy of over 50-years and throughout that time it requires minimal maintenance. Since theres no need for flames to install this rubber roofing membrane its quick, easy and safer to install than some other traditional methods. Applicable for all traditional flat roofing purposes, and green roofs too, EPDM is resistant to root penetration and holds permanent elasticity. Roofing Superstore 1mm EPDM Roofing Membrane Specification Length: 20mWidth: 4.2mThickness: 1mm