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Solid content :0 Hazardous chemical: No Model: 450ml waterproof leak-filling bottle Alkaline resistance: strong Specification: 450 g Liquid type: reactive type Reference dosage: one bottle equals about one square dosage Water resistance: no abnormality for 96 hours Paint consumption: 2.22 The best construction temperature: above 0 degrees Scope of use: roof crack waterproof leakage Function: waterproof leakage Storage life :36 months Storage requirements/storage life: dry and ventilated Surface dry time :12 Single net weight: 0.45kg DESCRIPTIONS :USE INSTRUCTIONS : 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.