Heavy-Duty Waterstop Strip, Permanent Concrete Waterproofing

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Product Description

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
Production Capacity
10000 Meters/Day
Product Description

PENNSWELL is a kind of flexible, hydrophilic swelling, and synthetic water-stop strip based on rubber compound, offering long-life performance in concrete structures against water leakages.

Specification

PENNSWELL B - Black color putty-type swellable hydrophilic water-stop strip.

PENNSWELL P - Red color preformed-type swellable hydrophilic water-stop strip.

Model Color Width Length Thickness
PENNSWELL B Black 5mm-40mm 5m/10m 5-40mm
PENNSWELL P Red 5mm-40mm 5m/10m 5-40mm
Key Features & Advantages
  • 🔥 Highly effective waterproofing: Expands rapidly upon contact with water to tightly fill gaps.
  • 🔥 Self-healing function: Continuously expands to seal new gaps caused by building settlement.
  • 🔥 Stable and durable: Strong resistance to aging with a long service life even under immersion.
  • 🔥 Good compatibility: Soft texture and high plasticity for easy installation on irregular surfaces.
Application Fields

Underground Engineering: Metro tunnels, connecting passages, utility tunnels, and basement floor joints.

Water Conservancy: Dam bodies, reservoir embankments, water tanks, and water treatment plants.

Industrial & Civil Buildings: Equipment foundations, roof parapets, and bathroom pipe penetrations.

Special Engineering: Sewage treatment plants, landfill sites, and chemical storage anti-seepage walls.

Application details
Factory & Quality Control

Our facility utilizes advanced production technology for top-tier R&D and rigorous quality management at every stage, from raw materials to finished products.

Frequently Asked Questions
Q1: Are you a trading company or a manufacturer?
A: We are a professional manufacturer specializing in waterproofing materials.
Q2: How long is your typical delivery time?
A: Generally, it is 5-7 working days after the deposit is received, depending on your order quantity.
Q3: Do you provide free samples?
A: Yes, free samples are available. Delivery costs are initially covered by the customer and can be deducted from future orders.
Q4: Can you provide customized labels or designs?
A: Yes, we support both OEM and ODM services. Your artwork and labels can be applied to the packaging.
Q5: How do you guarantee the quality of the waterstop strips?
A: Quality is guaranteed through a three-step QC process: raw material inspection, onsite production monitoring, and final batch testing.
Q6: What is the service life of these sealing strips?
A: Our products are designed for long-term performance, typically lasting no less than 15 years in concrete structures.

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