AlphaGuard BIO 20

20 year warranty

Product Finder

Talk To Us

AlphaGuard BIO 20 is a two-part, polyurethane, liquid applied roofing system that can turn your older but still functional roof into a long-lasting, highly efficient weatherproofing system by overlaying. The system can waterproof over existing flat roof build-ups and structural roof decks. It can also be used as a full system build up for either roof replacement or new build construction projects.

  • Two component chemical cure technology
  • Very low odour
  • Easy to maintain and repair
  • Flame-free installation
  • Very good resistance to chemicals, foot traffic, hail and mould/mildew/fungus
  • High thermal resistance
  • Excellent cold-weather flexibility, tensile strength and elongation properties
  • Cold and warm roof applications available
  • Easy application by brush, roller or squeegee. Base and top coat composition is predominantly castor oil.
  • Independently certified by the BBA to Broof(t4) classification (BS EN 13501-5). PIR & Mineral wool 25mm to 500mm fire test compliance. Independently certified by the BBA to work harmoniously with a blue roof application.
AlphaGuard BIO 20 Flat Roof System Sheet (en-GB).pdf TDS
Tremco Roofing - Flat Roofing Solutions Brochure (en-GB).pdf Brochure