Celebrating 50 Years in Business! 

We would like to thank all our customers for their continued support & we look forward to working with you all in 2019!

50 years in business at Nicholson Plastics

GRP Cold Water Storage Tank

Manufacturer & GRP Supplier Since 1968

GRP Water Storage Tank Manufacturer, Nicholson Plastics Ltd is a leader in the industry of cold water storage solutions, with a proven track record in the supply of one piece cold water storage tanks, sectional water storage tanks, custom designed tanks and dimensioned water tanks. Catering for all tank types of cold water storage including WRAS approved potable water tanks which are manufactured to the highest quality. We provide end to end support to all of our customers, providing a full project management service in finding the right solution for our customers every time for projects of all sizes.



We manufacture GRP Cold Water Storage Tanks Including Domestic Water Tanks, Industrial Water Tanks, Agricultural Water Tanks, Commercial Water Tanks.

One Piece Water Storage Tank

One Piece Tank

Nicholson Plastics offers a range of one piece tank sizes from 45 litres to 24,000 litres. They are suitable to be installed on top of buildings or on elevated structures. These water containers are ideal for restricted spaces and can be custom built to ensure ease of installation. 

Knock Down Multi-part Tank

Multi-Part Two Piece Tanks

Our multi-part tanks are specifically designed to allow for cost-effective shipping and easy assembly. These tanks can come flat packed as a complete kit which can be readily assembled on site. 

Sectional Water Storage Tank

Sectional Tanks

These tanks come in a range of sizes and are assembled onsite which makes them ideal for restricted locations. These containers are made up of glass reinforced plastic panels which are bolted to make up an extremely strong water storage solution.

Custom Moulding

Custom Moulding

We specialise in custom moulding providing a full project management service to help in the design manufacture and supply of custom built GRP products for our clients. To date we have delivered custom GRP products to the automotive, aviation, agricultural, food processing and construction industry.

combined sectional tank enclosure 04

Combined Sectional Tank Enclosure 

Manufactured from GRP making it a durable lifelong enclosure which includes a practical working space for water tank ancillaries including water pumps & electrical equipment, these enclosures are suitable for both internal and external applications.

product brochure

Fire Suppression

Nicholson Plastics offer a wide selection of water storage solutions including fire suppression and misting tanks. Commercial & Residential Fire Suppression Tanks Available. Contact our team to discuss your options today.

Use our FREE tool to calculate your tank sizes!

Sectional & One Piece tank sizing calculator & quote generator

Case studies

Water Tank Installation At a Football Stadium
Sectional Water Tanks
Heathrow Airport Water Tank Installation