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How to do to take the membrane seams tight?

The waterproofing layer is formed through the membrane in the construction site to form the overall waterproof layer, so the joint seam construction quality is the key to the success or failure of the membrane waterproof layer.
China's membrane waterproof seam joints are required to adopt the form of overlap, so enough seam width is the basis for ensuring the quality of seams, must be strictly in accordance with the requirements of the relevant norms.
High polymer modified asphalt hot melt coil in the lap joint construction should be fully heated, timely exhaust, roll pressure, so that the seam has asphalt rubber overflow, and timely wiping seal.
Synthetic polymer membrane lap joints should be used membrane manufacturers supporting special joint adhesive bonding, adhesive quality should be consistent with the requirements of the relevant norms. Construction of the lap when the first volume of the membrane and temporarily fixed. The coil joint adhesive brush with the brush evenly on the bonding surface of the upper and lower membrane to be finger sticky glue when the hand, then hand side of the pressure, while the drive from the inside out of the air. Adhesive flat service, the pressure roller, in accordance with the order of serious roll again.
After the seams are bonded, the sealing edges of the overlapped webs shall be sealed with a compatible sealing material, and the width shall not be less than 10mm. Or by a sealing tape having a width of about 25 mm.

 
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