Armourgum Green mineral is a polyester based, slate surfaced torch-on cap sheet, coated with a high softening point APP modified bitumen coating. The embossed backing helps rapid dispersion of the torching film, making application fast and secure. Armourgum Torch on membranes provide reliable and effective flat roof waterproofing, combining the qualities of excellent performance, handling characteristics and economy. They can be applied onto suitable pour and roll or torch-on underlays as part of a built-up system, or as a refurbishment overlay to existing asphalt or selected mineral surface felt. Available in a 10m roll.