Icopal is a UK manufacturer of world class waterproofing and acoustic products. Our range of products cover all areas, from the roof to the basement. Our leading UK divisions are Anderson Monarflex Limited, manufacturers of construction and roofing membranes including built-up flat roofing, pitched roofing, rooflights and roof windows. Enviromentally friendly green roofs and solar energy roofing membranes. Anderson Monarflex supply structural damp proofing and waterproofing membranes, vapour control membranes, tanking membranes and protection sheeting. Monarfloor Acoustic Systems are manufacturers of a market leading range of acoustic flooring systems for either wood, steel, or concrete flooring. Monarflex Geomembranes manufacture and install a range of ground membranes from gas and radon control membranes to root barrier and containment linings.