Waterproof Membrane For Roof
Waterproofing is a critical aspect of any building construction. A well-installed and properly maintained waterproofing system can protect the building from water damage, extending the lifespan of the building, and increasing its value. One of the most effective waterproofing options is the PVC waterproof membrane for the roof.
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Product Introduction
Description
Waterproofing is a critical aspect of any building construction. A well-installed and properly maintained waterproofing system can protect the building from water damage, extending the lifespan of the building, and increasing its value. One of the most effective waterproofing options is the PVC waterproof membrane for roof.
Features
The PVC waterproof membrane for roof is a single-ply roofing system made from polyvinyl chloride (PVC) material. The material is lightweight, flexible, durable, and easy to install. It is available in rolls of various thicknesses and colors, making it easy to use for any roofing application.
Installation
The installation process of the PVC waterproof membrane is straightforward. First, the substrate should be clean, dry, and smooth. Any debris or protrusions on the substrate surface must be removed to ensure a clean and flat surface. Afterward, the membrane is rolled out onto the roof and fixed using various methods like mechanical fasteners, adhesives, or ballast.
Mechanical fasteners are the most common fixing method used for PVC membrane. They involve the use of screws and plates to hold the membrane in place. Adhesives, on the other hand, bond the membrane to the substrate using solvent-based or water-based adhesives. Lastly, ballasting involves the use of gravel or concrete tiles to hold the membrane in place.
Application pic
Specification
|
Type |
Packing |
Application Technology |
|
PVC - H (homogeneous) |
Roll size: 2m * 20m Thickness: 1.2mm, 1.5mm, 2.0mm |
Fully bonded, Mechanical fixed |
|
PVC - L (underlying with fabric) |
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|
PVC - P (reinforced with mesh) |
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|
PVC - S (self-adhesive) |
Technical Data
|
Item |
Specification |
|||||
|
H |
L |
P |
G |
GL |
||
|
Intermediate tire base resin layer, thickness, ≥mm |
- |
0.40 |
||||
|
Tensile properties |
Maximum tensile, N/cm≥ |
- |
120 |
250 |
- |
120 |
|
Tensile strength, Mpa≥ |
10 |
|
|
10 |
|
|
|
Elongation at maximum tension %≥ |
|
|
15 |
|
|
|
|
Elongation at break, % ≥ |
200 |
150 |
|
200 |
100 |
|
|
Heat treatment dimensional change rate, %, %≤ |
2.0 |
1.0 |
0.5 |
0.1 |
0.1 |
|
|
Flexibility at low temperature, ℃ |
-25℃ No crack |
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|
Impermeability |
0.3Mpa, 2h impermeable |
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Environmental Impact
The PVC membrane has a low environmental impact compared to other roofing systems. Unlike other roofing systems that require intensive mining, extraction, and processing of raw materials, PVC membranes require little energy to produce.
Further, PVC membranes are highly durable and can last up to 30 years with proper installation and maintenance. This means that less waste will be generated, and fewer resources will be required for future roof replacements.
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