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WPA SPUR
Low Modulus Hybrid Sealant
WPA SPUR is a high-quality, professional, universal, low-modulus sealant based on hybrid technology. WPA SPUR cures under the influence of atmospheric moisture and is free of solvents and isocyanates with a very low VOC content.
When cured it forms a tough, flexible seal and bond, capable of cyclic expansion and compression movement. Joints or fabrications formed with this sealant can be expected to extend and compress a total of 50% (± 25%) of original joint dimensions to ASTM C719.
Colour: Grey
Size: 600mL Sausage
- Excellent adhesion without primer to most, even damp surfaces
- Low modulus (±25% joint movement)
- Moisture curing, almost odourless
- Free of isocyanates, solvents and silicones
- No shrinkage
- No bubbling
- Good resistance to UV, water and weather
- Permanently elastic
- High mechanical resistance