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The application method of HDPE self-adhestive waterproof membrane

  • Author:sany
  • Release on :2018-03-28
The application method of HDPE self-adhestive waterproof membrane
1.surface preparation
2.Bomb line positioning
3.Membrane laying&the details treatmrnt
4.seal with Sealant

1.surface preparation
1)Surfaces should be clean, smooth and free from any dusts, oil or loose particles. Cracks and surface irregularities need to be filled with polymer mortar.
2)The surface can be wet but water
3)The tempeture of construction no less than 10℃

2.Bomb line positioning
Let the bomb line leave line on the membrane  

3.Membrane laying&the details treatmrnt
1)the membrane Pre-laid
2)The width of joint point  is :80mm
3)Special joint bars for short side joint
4)T interface treatment
5)Long side joint
6)Using compression roller extrude the joint

Note:parapet (wall)  trearment
1)Special lap bar used for lap lap joint
2)Face roll off parts cutting
3)The necessary position to use a dedicated lap bar
4)Using compression roller extrude the joint
5)seal with Sealant