underlayment for asphalt shingles,
paper under shingles
Anti Skid Roofing Waterproof Barrier Asphalt Shingles Underlayment Roofing Roll
Anti skid roofing waterproof barrier asphalt shingles underlayment roofing roll YAP 500 is consists of a polyester body impregnated with oxidized asphalt. One side is coated with a polypropylene cloth and the other side with fine sand. The product can be used on roof slopes down to 10 degrees. The sanded side is turned downwards when mounted. The adhesive edge is used to get a tight and concealed attachment.
|cold flexibility||-15degree no cracks|
|waterproof||seal at 200mm rpm|
|tensile strength length||525N/5cm|
|Tensile strength cross||400N/5cm|
The Roofing Underlay protects the roof against rain, snow and wind. The material allows internal water vapor to be transported out through the material while it is water and airtight from the outside. The good properties as regards to vapor transport protects against moisture and condensation problems.
The roofing underlay has double adhesive edges, which allows a secure sealing at the overlap. The low weight and the large covering area of the rolls makes installation simple and quick.
|Series||Test item||Test method||Technical index|
|3.||Tensile strength||Vertical 2in/N||EN12311-1||≥400N|
|6||Not permeable||EN1928||20Kpa 24h|
|9.||Thermal aging||Pull retention rate||EN13859||≥90%|
|Elongation retention rate||≥80%|
|Low temperature flexibility||-15℃|
|Dimension change rate||≤2%|
asphalt shingles underlayment YAP 500 is used as roof underlayment under shingles and tile or other wooden roof projects.
Features and Benefit:
1.High tensile strength(more than 400N/5cm)
2.with adhesive band on both side (easy for junction)
3. back side is sand, have the advantage of anti-skid, keep the worker's safety.
4.economical waterproof material
Contact Person: Angela