KEMPEROL 2K-PUR is a two-component, UV-stable high performance seamless and self-terminating cold fluid-applied polyester reinforced solvent-free. KEMPEROL 2K-PUR Speedshot combined with KEMPEROL 2K-PUR is the ideal solution for all applications where speed is essential. These include balconies. KEMPEROL® 2K-PUR is a solvent-free and odourless, fully reinforced, polyurethane resin-based liquid waterproofing system. It is ideal for use on sustainablility.

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Review and finalize schedule related to waterproofing work and verify availability of materials, installer’s personnel, equipment and facilities needed to make progress and avoid delays. Do not allow waste products containing petroleum, grease, acid, solvents, vegetable or mineral oil, animal oil, animal fat, etc. Uncured resin is considered a hazardous material and must be handled as such, in accordance with local, state and federal regulation.

Flashing is typically constructed as a two part assembly consisting of a vertical wrap and a horizontal target patch. Wall, curb and base flashings shall be installed to solid substrate surfaces only. Warranties range from limited materials warranties to limited materials and labor warranties with coverage for insulation, ballast, vegetated overburden and surfacing.

Ensure that moisture does not damage any completed section of the new waterproofing system. Granule-surfaced membrane shall have all loose granules removed from the surface by vacuuming and power brooming.

Secure drainage mat in place by placing temporary ballast on top of drainage mat. Closely follow Membrane Manufacturer’s recommendation for hot and cold weather application.

Kemperol 2K-PUR

For non-vehicular expansion joints in excess of 2 inches apply a minimum 8 inch strip of Kemperol membrane onto the primed field substrate on both sides of the joint.

Substrate surface must be dry, with any remaining dust or loose particles removed using clean, dry, oil-free compressed air, industrial vacuum, cloth wipe or a combination of methods.


Complete all previously noted punch list items kemprrol to the scheduled meeting. Gravel-surfaced membrane shall have all loose gravel removed and the roof surface thoroughly cleaned with all ridges and high points removed.

Electronic Field Vector Mapping EFVM test shall be completed prior to the installation of the overburden, but after the membrane receives a final inspection. Drainage mat should be channeled into an internal drain or perimeter drain system.

Install a strainer basket to prevent debris from clogging the drainage line. For expansion joints that are less than 2 inches; Grind or otherwise bevel the inside edges of the joint opening to provide a smooth transition edge for the fleece.

Furnish a copy of records to each party attending. Do not begin installation until substrates have been properly prepared and conditions are suitable to proceed with the Work of this specification. Aggregate shall be applied 2l excess to obtain uniform and full coverage.

All temporary closures shall be made as recommended or required by the membrane manufacturer. Notify the Architect of and conflicts prior to start of waterproofing work. Prepare flashing substrates as required for application of new waterproofing membrane flashings.

Kemper System Canada, Inc. Evaluate substrate moisture content by:. Do not commence with the application unless substrate conditions are suitable.

Please note that NBS product guidance is not a replacement for the manufacturer’s literature and it is recommended that Kemper System Ltd be consulted before specifying. Create openings in drainage core to correspond with all discharge holes in the drain at the structural deck level. Masonry walls hard kiln dried brick or waterproof concrete block construction. Maintain environmental conditions temperature, humidity, and ventilation within limits recommended by manufacturer for optimum results.


Tour representative areas of waterproofing substrates, inspect and discuss condition of substrate, penetrations and other preparatory work. Metal flashings shall be fabricated in accordance with the current recommendations of SMACNA and in accordance with the Manufacturer’s standard drawings. Final punch-list inspection at the completion of each phase of the project prior to installation of any surfacing or overburden materials. Work wet membrane with a brush or roller to eliminate blisters, openings, or lifting at corners, junctions, and transitions.

Appearance of the saturated fleece should be light opaque amber with no white spots. Provide with drainage channels within the pedestal base. Fabric must be left intact at these holes to prevent intrusion of soil, grout, sand, or concrete into the drainage core. Extend preparation a minimum of 1 inch beyond the termination kemperrol the membrane flashing materials. Tape fabric overlaps, and seal butt joints with tape as well.

Kemperol 2K-PUR – Kemper System Ltd

Embedded non-woven polyester fleece reinforcement applied during wet-on-wet system application. To find out more about producing specifications for building projects visit www. Monitor surface and ambient temperatures, including the effects of wind chill. Apply sealer at the manufacturer’s specified coverage rate to provide a sealed, maintainable surface finish.

Kemper System America, Inc. Test shall be scheduled through the membrane manufacturer a minimum two weeks prior to the test and completed by an approved testing company. Apply coating at the manufacturer’s recommended application rate.

If the ambient temperature is below 50 degrees F 10 degrees Cthen a weather related additive should be combined and mixed into the Component A.