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Watertite Roof Waterproofing System
DESCRIPTION
A seamless roofing system based on moisture triggered polyurethane technology. The system consists of a chopped strand reinforced base layer, sealed with a finish coat
USES
- Roofs
- Balconies
- Water Towers
BENEFITS
- Seamless – no joints to leak
- Excellent Waterproofing
- UV resistant
- No embrittlement with age
- Bonds to many existing roof structures
- Range of colours
- Fire Rated to EN 1187 B Roof (t4)
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PRODUCT SPECIFICATION
Product: Leeson Watertite Roofing System
Thickness: Determined by application requirements
SUBSTRATE REQUIREMENTS
The substrate should be dry to 75%RH as per BS8204 and free from rising damp.
Asphalt roofing: No primer required.
Concrete: Primer must be used. Minimum 25N/mm2, free from laitance, dust and other contamination.
PRODUCTS INCLUDED IN THIS SYSTEM
Primer: | Various, see datasheet |
Embedment: | Leeson Watertite EC (PU4923),Chopped Strand Matting (225gsm) |
Sealer: | Leeson Watertite UV (PU4924) |
INSTALLATION SERVICE
The installation should be carried out by an experienced contractor, details of contractors in your area can be obtained by contacting the company.
IMPORTANT NOTE
Leeson Polyurethane’s products are guaranteed against defective materials and manufacture and are sold subject to its standard Terms and Conditions of Sale, copies of which can be obtained on request.
DOWNLOAD CERTIFICATE
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Download Datasheet
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Download the leaflet
Property | Test Method | Watertite 25 Year Typical Values |
Water Vapour Transmission | ASTM E-96 | 6.048g m2/ day |
Base Coat (lt/m2) | 1 | |
Chopped Strand Reinforcement | 225 gsm | |
Top Coat (lt/m2) | 1.75 | |
Tack-free time at 19oC | 85 – 95 minutes | |
Shower Proof | 30 minutes | |
Tensile Strength | ASTM D-648 Method A, Die C | 11 N/mm2 |
Elongation@ Break | ASTM D-648 Method A, Die C | 25.5% |
Modulus | ASTM D-648 Method A, Die C | 260 N/mm2 |
FURTHER INFORMATION
To ensure you are specifying a fit for purpose surface for your project please consult our Area Sales Manager for your area or visit our website.