ISOFLEX-PU 500 grey 1kg, Polyurethane, liquid waterproofing membrane

ISOFLEX-PU 500, white 12kg, is a one-component, polyurethane, liquid waterproofing membrane, offering:

• Excellent mechanical, chemical, thermal, UV and weather resistance properties, as it is based on pure, elastomeric, hydrophobic polyurethane resins.
• A continuous, elastic, waterproof and vaporpermeable membrane, without seams or joints.
• Excellent bonding to various substrates like concrete, cement mortars, wood and most waterproofing layers.
• Applicability even to irregular substrates.
• Suitability for green roofs, flower beds, etc.

ISOFLEX-PU 500 is ideal for waterproofing:

• Flat roofs and balconies as an exposed waterproofing membrane.
• Under tile layers in kitchens, bathrooms, balconies and flat roofs, as long as quartz sand has been broadcast on its last layer.
• Under thermal insulation boards on flat roofs.
• In construction works, such as highways, bridge decks, tunnels, etc.
• Foundations.
• Gypsum and cement boards.
• Old layers of bituminous membranes.
• Polyurethane foam.
• Metal surfaces.
• Availability in white and other colors.
• When a dark color of ISOFLEX-PU 500 has been chosen as an exposed layer, it is necessary to cover it with a layer of TOPCOAT-PU 720 of the same color. 

• Certified with the CE mark  as a concrete surface protection product according to EN 1504-2 standard. Certificate number: 2032-CPR-10.11.
• It has also been tested according to the requirements of the ETAG-005 standard and is classified as: W3, S, TL4-TH4, P4 high, i.e. it has an expected life of  25 years under the most unfavorable test conditions defined by the standard,  regarding the loads of use (P4), the climatic zone (S) and the resistance to maximum and minimum operating temperature (TL4-TH4).
• ISOFLEX-PU 500 is  certified as an anti-radical product  according to the UNE CEN/TS 14416 EX: 2014 standard