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Wet Laid Self Adhered Waterproofing Membrane Slab Basement Side Wall Underground Garage

Wet Laid Self Adhered Waterproofing Membrane Slab Basement Side Wall Underground Garage

Brand Name: shhous
Model Number: 1.2mm,1.5mm,2.0mm
MOQ: 3000㎡
Price: USD 2.85‑3.73 /㎡
Supply Ability: 500000㎡per Month
Detail Information
Place of Origin:
Shandong, China
Certification:
ISO
Surface Colo:
Light Grey, Green
Thickness:
1.5mm, 2.0mm,(custom Thickness Available)
Width:
1m
Length:
15m,20m(customized Length Optional)
Surface Treatment:
PE Film /Strong Cross‑laminated Film
Bottom Surface:
PE Film
Application Method:
Self-adhesive Installation, Torch-free, Directly Bonded With Built-in Backing Adhesive.
Packaging Details:
Plastic woven bags / Customizable
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Product Description

Wet‑laid Self‑adhesive Waterproof Membrane Basement Slab Basement Side Wall Underground Garage

Product Advantages

Can be constructed on damp substrates. Installation is allowed when there is no standing water on the base, no need to wait for the substrate to be fully dry, shortening the construction cycle.
Full adhesion by cement slurry wet‑laying delivers excellent anti‑water‑channeling performance, making leak points easy to locate and repair.
Cold installation without open flame eliminates fire risks. Suitable for fire‑prohibited working areas, environmentally friendly and pollution‑free.
Good flexibility to accommodate minor cracking and deformation of the substrate. Self‑adhesive sealing at overlap edges ensures tight joints.
Resistant to acid and alkali corrosion with outstanding water penetration resistance, providing stable overall waterproofing and damp‑proofing performance.
 
Technical Indicators
No. Item Index
1 Tensile property Tensile force / (N/50 mm) ≥ 200
Elongation at maximum tensile force / % ≥ 180
Phenomenon during tension No separation between adhesive layer and polymer film or reinforcement base
2 Tearing force / N ≥ 25
3 Heat resistance (70 °C, 2 h) No flowing, dripping or sliding; sliding ≤ 2 mm
4 Low-temperature flexibility (−20 °C) No cracking
5 Impermeability (0.3 MPa, 120 min) Impermeable
6 Peel strength between membranes (lap edge) / (N/mm) Untreated ≥ 1
Water-immersion treatment ≥ 0.8
Heat treatment ≥ 0.8
7 Oil permeability / number of sheets ≤ 2
8 Holding adhesion / min 30

 

Application Scope

Suitable for waterproofing and damp‑proofing of basement slabs, basement side walls, underground garages and civil air‑defense projects; indoor restrooms, kitchens and balconies; auxiliary waterproofing for non‑exposed roofs, pools, utility tunnels and tunnels; renovation and leak‑repair projects for old buildings. Not for exposed use. A protective layer must be applied upon completion.

 

Construction Method

Substrate treatment: Remove debris and dust from the base surface. Ensure the surface is flat, damp and free of standing water.
Prepare cement slurry: Mix cement with water to obtain well‑proportioned cement slurry without lumps.
Apply cement slurry: Scrape and spread cement slurry evenly over the substrate surface.
Lay the membrane: Peel off the release film, lay the membrane onto the cement slurry, roll to expel air and achieve tight bonding between membrane and slurry.
Overlap treatment: Remove release film from membrane overlap edges, press firmly for self‑adhesive overlapping. Keep overlap width compliant with specifications.
Edge sealing: Carry out proper sealing treatment for membrane terminal edges.
Curing and protective layer: Install protective layer promptly after cement slurry cures. Long‑term sun exposure of the membrane is prohibited.
 

Wet Laid Self Adhered Waterproofing Membrane Slab Basement Side Wall Underground Garage