Tunnel/Bridge Waterstop Strip - Concrete Waterproofing

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Basic Information

Model NO.:Pennswell

Certification:CE, ISO

Shape:Roll

Materials:Rubber/PVC/EVA/HDPE

Swelling Ratio:220%, 400%

Color:Black, Red

Function:Waterstop, Sealing

Service Life:No Less Than 15 Years

Capacity:10000 Meters/Day

Origin:China

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Product Description

PENNSWELL is a flexible, hydrophilic swelling, synthetic water-stop strip based on rubber compound, designed to offer long-life performance in concrete structures against water leakages.

PENNSWELL B: Black color putty-type swellable hydrophilic water-stop strip.
PENNSWELL P: Red color preformed-type swellable hydrophilic water-stop strip.

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Technical Specification

Model	Color	Width	Length	Thickness
PENNSWELL B	Black	5mm-40mm	5m/10m	5-40mm
PENNSWELL P	Red	5mm-40mm	5m/10m	5-40mm

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Key Benefits & Applications

Highly effective waterproofing: Expands rapidly upon contact with water to form a tight sealing barrier.
Self-healing function: Continuously expands to seal new gaps caused by building settlement.
Stable and durable: High resistance to aging with a long service life even under long-term immersion.
Excellent compatibility: Putty-like texture fits complex and irregular surfaces easily.

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Professional Manufacturing

Our facility utilizes advanced international production methods to ensure high-quality waterproof solutions. We specialize in PVC, HDPE, EPDM, and TPO membranes for diverse global construction projects.

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Frequently Asked Questions

1. Are you a trading company or manufacturer? We are a professional manufacturer specializing in waterproofing materials.

2. How long is your delivery time? Generally it is 5-7 work days after deposit, depending on your order quantity.

3. Do you provide free samples? Yes, free samples are available. Delivery costs are initially covered by the customer and can be deducted from future orders.

4. Can you handle custom designs or OEM? Yes, we support both OEM & ODM services, including customized labels and packaging.

5. How do you ensure product quality? We implement three QC processes: raw material inspection, onsite production monitoring, and final batch testing.

6. What is the expected service life of the waterstop? Designed for long-term durability, our products offer a service life of no less than 15 years in concrete structures.