The waterproof liquil0d rubber sealant!! rubber !!!! very easy to use, 3 coats makes 3mm of 100% genuine liquad rubber!!!! technology of sealant at its best!!! you can use it for: box gable roof, butteryfly roof, clerestory roof, combination roof, cross gabled roof , cross hipped roof, curved roof etc i b r, c o r r u g a t e d, m e t a l, t i l e, a l u m i n i u m, a s b e s t o s, t h a t c h r o o f s e t c rubberish everything from the rain : r o o f s, f l o o r, i n s i d e h o u s e a n d o u t s i d e y o u r h o u s e, b a k k i e s, t r u c k s, b o a t s e t c n o m o r e d r i p s, n o m o r e l e a k s g a r u a n t e e d!!! sit dai lek op sy plek!!