500 Litre GRP Water Tank - Insulated


Sale price£520.00
Subtotal price:


Our 500 litre one piece GRP water tank is designed and built right here in the UK. All our water tanks are manufactured from top quality glass fibre impregnated with polyester resin. 



  • Capacity: 500 Litres
  • Length: 1180mm
  • Width: 1180mm
  • Height: 530mm
  • Weight: 30kg Approx

Benefits of Decca's GRP Water Tanks:

  • All our materials are WRAS and WRC approved
  • Will not corrode
  • Long life
  • Normal fittings can be used
  • Lightweight and extremely strong
  • Water tanks have a clean, smooth internal finish
  • Hygienic & environmentally friendly
  • Complies to bylaw 30 regulations for potable wholesome water

Please be aware all our tanks have a 14 day lead time, unless otherwise stated.

We also have Equilibrium Brass Floats and Tank Connectors available to purchase. 


What is a GRP Water Tank?

A GRP water tank, also known as a glass reinforced plastic water tank, is a durable and reliable storage solution for water. Made from a combination of high-quality fibreglass and resin, it offers excellent strength and resistance to corrosion, making it suitable for various applications.

GRP water tanks are designed to store large volumes of water, ranging from a few hundred litres to several thousand litres. They are commonly used in residential, commercial, and industrial settings, including homes, schools, hospitals, and factories.

These tanks are lightweight, easy to install, and require minimal maintenance. They are also hygienic, as the smooth interior surface prevents the growth of bacteria and algae. Additionally, GRP water tanks are UV-resistant, ensuring the water remains safe and free from harmful contaminants.

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