Kingspan Insulation has introduced K-Roc Flat Roof Slab 70/039 This Euroclass A1 rated insulation slab is fully compatible with most mechanically fixed single-ply waterproofing systems. The rock miner ...

Basic single-ply, three-tab shingles are the least expensive ... Most roofers recommend that a roofing system be made up of a single layer of asphalt shingles, but you may be able to install ...