PENNFLEX is a kind of flexible, twin-color, weldable synthetic plastic waterproofing sheet based on premium quality polyvinyl chloride (PVC), can be supplied in different colors, mechanical fastening, loosely laid and fully adhered application method should be approved.
PENNFLEX PL: membrane backed with fleece, commonly used for green roof projects.
PENNFLEX PH: homogeneous membrane with twin color, commonly used for foundation and tunnel projects.
PENNFLEX PP: membrane reinforced with polyester, commonly used for all kinds of exposed roof projects.
Type | Thickness | Width | Length |
PENNFLEX PL/PH/PP 1200 | 1.2 mm | 2 m | 20 m |
PENNFLEX PL/PH/PP 1500 | 1.5 mm | 2 m | 20 m |
PENNFLEX PL/PH/PP 2000 | 2.0 mm | 2 m | 20 m |
1. High tensile strength and small heat treatment size change rate;
2. Convenient construction and firm and reliable welding;
3. Strong chemical corrosion resistance and suitable for special occasions;
4. It has good plasticity and convenient and fast processing of corner details.

1. Suitable for roof waterproofing of industrial and civil buildings, including planted roofs, flat roofs, and sloping roofs;
2. Tunnels, grain depots, civil air defense projects, garbage disposal, etc;
3. Waterproofing of steel structure roofs, accessible roofs, and various parts of basements;
4. Underground waterproofing of buildings: including waterproofing of reservoirs, embankments, water pools, and water channels;
5. Artificial lakes, planted roofs, and tunnel waterproofing.
1. The base must be clean, smooth and free of sharp objects to ensure acceptance.
2. Construction process and fixation: Follow the process process, including base cleaning, laying insulation board, PVC membrane prelaying, fastener fixing, hot air welding and joint strengthening treatment.
3. Use hot air welding technology to ensure that a continuous waterproof layer is formed at the joint, and the strength of the welding joint is higher than that of the membrane. For complex parts, special PVC fittings are used for construction.
4. Protection and acceptance: the membrane is temporarily fixed before the end of construction to prevent wind displacement. Finally, the system check and repair, and organize acceptance to ensure the construction quality.
1. We are committed to providing best-in-class waterproofing solutions to meet the stringent waterproof performance requirements of the construction industry.
2. We are always committed to the core features of advanced technology/quality control/environmental philosophy/professional team and global supply.
3. We understand the importance of waterproofing, so we are committed to continuously pursuing excellence and providing our customers with the most reliable waterproofing products.

PENNINT commits to be the one stop service platform of waterproofing systems. To achieve such goal, PENNINT produces large range of products and systems with latest technologies and standards, those ensure that PENNINT is always able to meet with customers' requirements.
As a tech-service oriented company, PENNINT has fully devoted into waterproofing industry and willing to create more value for the market.



1. Q: Are you trading company or manufacturer?
A: We are manufacturer.
2. Q: How long is your delivery time?
A: Generally it is 7-10 work days after deposit and depends on your quantity.
3. Q: Do you provide samples?
A: Yes, free sample is available. Before cooperation, delivery cost needs to be paid by customer.
4. Can You Make Our Design Or Put Our Logo On The Product?
A: Yes,We support OEM&ODM. We can put your Logo on package.
5. Q:How do you ensure the quality?
A:We are working with there QC processes to guarantee the quality :
1. For raw materials;
2. Onsite inspection during production;
3. Final QC test for each batch of finished products.