The 45 mil EPDM pond liner from Qingdao Shuangshi New Material is a premium waterproof membrane designed specifically for garden ponds, koi ponds, water features, and landscaping applications.
Our 45 mil EPDM rubber pond liner combines superior elasticity, puncture resistance, and long-term durability without the use of plasticizers or toxic additives, making it safe for koi fish and aquatic ecosystems while delivering reliable performance in extreme climates
 
Product Overview – Shuangshi 45 Mil EPDM Pond Liner
Product Type: 45 mil EPDM liner
Material: 45 mil EPDM rubber liner (ethylene propylene diene monomer)
Application: Koi ponds, garden ponds, water features, landscaping
Manufacturing Process: Vulcanized EPDM rubber membrane
This 45 mil EPDM rubber pond liner is engineered for projects requiring flexibility, environmental safety, and long service life.
 
Key Features of Shuangshi 45 Mil EPDM Rubber Pond Liner
High Elongation & Flexibility
Elongation at break ≥350%
The 45 mil EPDM rubber pond liner easily adapts to irregular pond shapes
Prevents cracking caused by ground movement or temperature changes
Plasticizer-Free & Fish-Safe
No plasticizers, no toxic additives
Chemically stable EPDM formulation
Safe for koi fish, aquatic plants, and wildlife
Ideal for long-term underwater applications
Excellent Low-Temperature Resistance
Maintains flexibility at temperatures as low as -45°C
Suitable for cold climates such as Russia, Northern Japan, and Northern USA
Superior Puncture & Root Resistance
Designed to resist plant roots, gravel, and soil pressure
The 45 mil EPDM liner provides reliable puncture resistance for landscaping environments
UV & Weather Resistance
Outstanding resistance to UV radiation, ozone, and aging
Service life of 18–20 years in outdoor exposure.
 
Technical Specifications
– Shuangshi 45 Mil EPDM Rubber Pond Liner
Thickness: 45 mil (1.14 mm)
Width: 3 m in common (customizable)
Tensile Strength: ≥9.0 MPa
Elongation at Break: ≥350%
Roll Length: 10m/20m (customizable)
Packaging: Rolled or folded for efficient container loading
 
Our 45 mil EPDM rubber liner is manufactured in compliance with international quality and performance standards:
ASTM D4637 – EPDM sheet rubber for waterproofing
ISO 9001 – Quality management system
CE Certification – European conformity
UV & Aging Resistance Tested
Environmental safety compliant (plasticizer-free formulation)
 
Why Choose Qingdao Shuangshi for 45 Mil EPDM Pond Liners?
Competitive Pricing
Prices 30–40% lower than competitors
Starting from $3.50/m²
Direct factory supply from China
Reliable Quality
Strict quality control during mixing, vulcanization, and inspection
Stable EPDM formulation with consistent thickness and performance
Global Door-to-Door Delivery
We provide DDP / CIF / FOB shipping with door-to-door service to major markets, including:
🇯🇵 Japan
🇺🇸 United States
🇷🇺 Russia
🌏 Southeast Asia
🇦🇺 Australia
Custom Solutions & Support
Custom widths and roll lengths available
Free samples for evaluation
Technical guidance for pond liner installation
Warranty options: 10+ years