Waterproof And Leak Repair Spray Pipe Roots, Roof Cracks Waterproof Film Forming 450ml

1. Clean up the base surface, remove surface dust, remove impurities and dirt, keep the surface solid and clean. 2. Treatment of large seams : if more than 5mm seams are covered with fibreglass before construction. 3. Construction method : Shake the bottle before use, spray evenly on the construction base, and spray once again after an hour ( 2 spraying is recommended ) 4. Waiting for curing : The surface drying time is 20-30 minutes, the curing time is about 24 hours, depending on the actual curing words.