GRP Linings for water features and ponds

Water Feature & Pond Lining

GRP (also known as glass fibre) linings are perfect for protecting ponds & water features. They offer high-quality, waterproof barriers with excellent structural support, making them perfect for new and existing surfaces and structures. 

Our linings are environmentally friendly and safe for your fish, whether they’re koi carps, goldfish, sturgeon or sunfish.

With optional WRAS-approved materials, they're perfect for you and your fish.


  • Environmentally friendly
  • High-quality CE-marked materials
  • Safe for your fish: WRAS-approved resin
  • Seamless, tear-resistant
  • Rapid installation
  • Optional anti-microbial coating
  • Optional UV-resistant resin
  • Bespoke design, fully moulded
  • RAL and BS colour options
  • 10-year Strandek® guarantee

Recommended for: Ideal for concrete ponds for fish (including koi carp), commercial and domestic water features and lakes.

Case Studies

GRP lining for Grade 1 listed monument - Cardiff, South Wales


Water Feature & Pond GRP Linings

Watch us install a new GRP lining for a concrete water feature.

Get a no obligation quote

Why Choose Strandek®?

Since 1976, Strandek has provided high-quality glass fibre and other resin-based coatings to a range of satisfied customers in industry, government, construction and residential sectors alike. 


Our team have extensive experience and we pride ourselves on reliable workmanship and competitive pricing.

  • Unrivalled service
  • Exceptional quality 
  • Unmatched speed

Health & Safety

A strong health & safety ethic is the core of our business. We strive to maintain this through:

  • Best practices
  • Transparency & accountability
  • Rigorous training