CONSTRUCTION JOINT SEALANT WEATHER-SEAL 780G Meets ASTM C1184 for Structural Silicone Sealant Meets ASTM C719 Class 50 High movement capability 50% in well designed weather seal join Excellent adhesion to a wide range of substrates including glass, anodized and coated aluminium profiles Non corrosive cure system Content 780 g Quantity : one pcs