Impermax Cold Polyurea Supreme: Solvent-Free Cold Polyurea Membrane
Impermax Cold Polyurea Supreme: low-odour, solvent-free cold polyurea membrane for roofs, tanks and wet rooms. Over 950% elongation, A5 at -10 °C.
Polyurea
Technical articles and engineering insight on insulation and waterproofing
48 articles
Impermax Polyurea H: Hot-Spray Polyurea Roof Membrane
Impermax Polyurea H: hot-spray polyurea roof membrane for roofs, concrete and foundations. ETA 11/062 (W3, 25 years), Broof(t1)/(t2), 400% elongation.
Impermax Cold Polyurea: Self-Levelling Cold-Applied Polyurea Membrane
Impermax Cold Polyurea: self-levelling cold-applied polyurea membrane with 600% elongation, crack-bridging A5 at -10 °C, ETA 17/0509 and BBA approval.
Impermax Polyurea H Flex: Hot-Spray Polyurea for Bridge Decks and Roofs
Impermax Polyurea H Flex: hot-spray polyurea for bridge decks and roofs, ETA 21/0740, 400% elongation, crack-bridging B4.2 at -20 °C. TDS data.
Krypton ProLine CH55: Chemical-Resistant Pure Polyurea for Containment
Krypton ProLine CH55: chemical-resistant pure polyurea for containment, immersion and blast mitigation. 25 MPa, 55D, ISO 12944-6 C5H/C5VH, Im2/Im3.
Polyurea Rayston: Pure Polyurea Spray Membrane for Waterproofing
Polyurea Rayston is a pure polyurea spray membrane, hot-applied: 324% elongation, watertight at 5 bar, CE EN 1504-2 and ETA. Uses, mix and TDS data.
Lining Drinking Water Tanks with Polyurea — Engineering Guide to Hot-Spray Linings
Engineering guide to lining drinking water tanks with polyurea (Pure Polyurea Rayston): epoxy primer, 1.8–2 kg/m² ≈ 1.9–2 mm, no aliphatic topcoat inside closed tanks, WRAS & EN-1504-2 per Krypton 2026 catalogue.
Sports pavilion cool roof Polyurea Rayston
Krypton ProLine PU AL Primer on pipes, Polyurea Activating Primer, spray Polyurea Rayston (hot-spray 100% pure polyurea), and white Colodur as the cool-roof finish.
Encapsulation Rayston Spray Foam HFO 40
Rayston Spray Foam HFO 40 (rigid polyurethane foam), Rayston Flex 3040 (polyurethane sealant) and Impermax Polyurea H Flex Alum (hybrid polyurea with aluminium pigments).
Tordera railway bridge Impermax Polyurea H Flex
Rayston Epoxy 100 (solvent-free epoxy primer) and Impermax Polyurea H Flex (hot-spray hybrid polyurea) on the railway bridge over the Tordera, then geotextile protection under ballast.