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19 Years
experience
Trusted Water Storage & Drainage Solutions in Devon
Rainwater Products has been a trusted provider of water storage and drainage solutions since 2007. Based in Devon, we specialise in supplying a comprehensive range of products including water storage tanks, sewage treatment plants, twinwall drainage pipes, and fuel storage systems to customers across the UK. Our expertise spans agricultural, construction, civil engineering, and domestic sectors, offering tailored solutions for projects of all scales. With a commitment to quality, we provide WRAS-approved potable water tanks, bunded oil storage systems, and advanced rainwater harvesting technologies.

Our team combines technical knowledge with practical experience to deliver reliable, compliant, and cost-effective drainage and storage solutions. We maintain strong relationships with leading manufacturers such as Harlequin, Marsh, and Enduramaxx to ensure product excellence. From small domestic installations to large commercial developments, our focus remains on meeting client needs through innovative engineering and dedicated customer support.
Services
Water Storage Tanks Sewage Treatment Plants Fuel Storage Systems Rainwater Harvesting Drainage Pipes
Details
  • Year established: 2007
Highlights and features
  • We offer WRAS-approved potable water storage tanks for safe drinking water
  • Our team provides expert technical advice on drainage system design
  • We supply nationwide with comprehensive product compliance documentation
  • We maintain exclusive partnerships with leading manufacturers like Harlequin
  • Our solutions meet Environment Agency discharge regulations
Services
Water Storage Tanks
We supply vertical and underground water storage tanks in various capacities from 280 to 25,000 litres. Manufactured from high-density polyethylene, these tanks resist corrosion and UV degradation for long-term durability. Available in potable and non-potable configurations with WRAS approval for drinking water storage.
Sewage Treatment Plants
Our sewage treatment plants provide Class 1 discharge compliance with 96.6% pollutant removal. Suitable for domestic and commercial properties, these systems feature silent operation and low maintenance requirements. Available in sizes from 6 to 50 person capacity with gravity or pumped outlet options.
Fuel Storage Systems
Bunded fuel storage systems include flow meters, automatic shut-off nozzles, and 4m delivery hoses. Available in capacities from 1300 to 5000 litres with lockable cabinets and digital content displays. Designed for agricultural, construction, and industrial applications with spill containment features.
Rainwater Harvesting
Domestic and commercial rainwater harvesting systems feature submersible pumps with 3.5 bar pressure output. Garden systems store 1500-5800 litres for irrigation and vehicle washing, while home systems integrate with toilet and washing machine plumbing for water conservation.
Drainage Pipes
Twinwall drainage pipes available in standard and large diameter configurations. Brett Martin StormCrates provide attenuation solutions for surface water management. Systems include fittings, inspection chambers, and geotextile membranes for complete drainage infrastructure projects.
Questions
Do you supply water tanks suitable for drinking water storage?
Yes, we offer WRAS-approved potable water storage tanks manufactured from food-grade polyethylene materials.
What sewage treatment plant sizes are available?
We stock systems from 6 to 50 person capacity, including gravity and pumped outlet configurations.
Can fuel storage systems be installed on agricultural sites?
Our bunded fuel stations meet agricultural site requirements with spill containment and lockable security features.
Do you deliver products nationwide?
Yes, we supply water management solutions to customers across the UK from our Devon base.
Are technical specifications available for drainage products?
Detailed technical brochures and installation guides are available for all drainage and storage systems.
What payment options do you accept?
Payment details are available through our sales team as multiple options are available for commercial orders.