A.Firstly, smear a layer of basic level coating on the lap joint of metal roof, and then implant the 15~20cm width sewn polyester fabric into it when it still wet. Using the basic coating to infiltrate the sewn polyester fabric completely from the top until it all dry.
B.The protrusion of metal roof: Smearing a layer of basic level coating around protrusion, and pave above it with the sewn polyester fabric of proper cut size and shape. Then use the basic coating to infiltrate the sewn polyester fabric completely, and ensure there are no blister and wrinkle.
C.The firmware of metal roof: Use the 10㎝×10㎝ sewn polyester fabric and dispose with the above same methods.
D.Center gutter of metal roof: Conduct the local waterproofing work on the gutter lap joints, water outlet firstly, and smear a layer of coating in the greater waterproof range, then pave the sewn polyester fabric when it’s still wet. CAMELSTEEL reminds that we must use the waterproof paste to infiltrate the sewn polyester fabric completely, and smear a layer of waterproof paste again until it all dry after at least 12 hours.