Audited Supplier
YEP 500
PP Fabric, Asphalt
Yep 500 Roofing Felt
Roof Underlayment Wateproof
Wooden Slope Roof Beneath Shingles
Environmental Friendly
En 13859
Yep 500 Yep 700 or Customixed
0.8mm or 1.0mm
1m
25m, 30m or Customzied
350n
30%
Use Nails
Jianda
Packed in Rolls with Pallet
1m*25m or customized
Cangzhou, China
5603149000
Product Description
Jianda brand YEP series roof underlayer is a new kind of waterproofing material used on slope
roof which has adjusted and improved based on
the YAP series and the meantime add moderated SBS,SBR and terpene resin. It is national patent
and outstanding among all kinds of waterproofing
materials regarding all items of physical index.
it is used as the underlayment of cement tile,painted pottery watts, asphalt shingle and
wood structure roofing , also suitable for all kinds of architectural roofing, walls, underground
waterproof and damp proof project.
| serial | Test item | test method | YEP 500 | YEP 700 | |
| 1 | thickness | EN1849-1 | 0.8mm | 1.0mm | |
| 2 | gram weight | EN1849-1 | 500-600g/m2 | 700-800g/m2 | |
| 3 | tensile strength | vertical | EN12311-1 | ≥400N | ≥450N |
| horizontal | ≥300N | ≥350N | |||
| 4 | elongation | vertical | EN12311-1 | ≥25% | ≥30% |
| horizontal | ≥25% | ≥30% | |||
| 5 | tear strength | vertical | EN12310-1 | ≥100N | ≥120N |
| horizontal | ≥100N | ≥120N | |||
| 6 | not permeable | EN1928 | 20kpa 24h | ||
| 7 | low temperature flexibility | EN1109 | -20degree | ||
| 8 | size stability | EN1107-1 | ≤2% | ||
| 9 | thermal aging | pull retention rate | EN13859 | ≥90% | |
| elongation retention rate | ≥80% | ||||
| low temperature flexibility | -15degree | ||||
| dimension change rate | ≤2% | ||||
Feature and benefits:
with adhesive tape on the overlap for the sealing of junction, convenient for
application.
excellent weather resistance,corrosion, anti-aging, antioxidant.
it is excellent vapor permeable properties make it can be constructed on damp
surface, palisade structure internal water vapor flowing rapidly and effectively
avoid mould and condensing formation..
the surface has an function of antiskid to make sure the safety of application.
excellent tensile strength and elongation
big surface friction, closely integrated with the grassroots.
no smell,no taste, accord with environmental protection requirement.
Appilication key points
the grass roots should be strong, day and smooth
it will use nails for application,density should be 30 nails per square meter.
should be smooth when applying on the roof without folds.
the width of junction for the same layer should be no less than 50mm, for upper
the width of junction for the same layer should be no less than 50mm, for upper
and lower layer should be no less than 80mm
use gasket cement for the same layer junction, and adhesive tape on the roll for
junction of upper and lower layer.
can not be applied on rainy and snowy days
Cangzhou Jiansheng Building Waterproof Materials Co., Ltd. is a professional enterprise integrating the production and sale of building waterproof materials. Our company covers an area of 10, 000 square meters. There are 60 people in our company, including 5 professional senior engineers and 24 technicians. Our company is to set up a technological research team which consists of professionals, scholars and experts. Our company is specialized in the production and operation of various types of high and mid-grade new building waterproof materials, including SBS, APP modified bitumen membrane, polypropylene, and PE polyester. We have domestically advanced production lines with annual production capacity of 8 million square meters, advanced equipment, and strict scientific quality control system according to standards. At the same time, we produce SBS polymer waterproof coating, Chloroprene latex, asphalt and other series of waterproof paint. Our company is also equipped with first-class raw materials testing equipment as well as process control and finished product quality testing center. Our company is willing to cooperate with friends sincerely to advance hand in hand and create a better future.
