Rainwater Harvesting System: 7 Powerful Reasons to Install with TricelWater.co.uk

Home » Water Regulations & Compliance » Rainwater Harvesting System

April 17, 2025

What is a Rainwater Harvesting System?

A rainwater harvesting system is a smart and sustainable method for collecting, storing, and using rainwater for non-potable and, in some cases, potable applications. These systems reduce dependency on mains water supply and are becoming increasingly important due to rising water costs and growing environmental concerns.

The Growing Importance of Rainwater Harvesting System in the UK

With unpredictable weather patterns and pressure on water resources, the UK is seeing a rise in water-conscious behaviour. The Environment Agency reports that England could face water shortages by 2050 without action. A rainwater harvesting system offers a proactive solution by capturing free water directly from rooftops.

Benefits of Installing a Rainwater Harvesting System

1. Reduced Water Bills

Rainwater can be used for:

Toilet flushing
Washing machines
Garden irrigation
Vehicle cleaning
Industrial processes

For large properties or commercial premises, this leads to substantial cost savings.

2. Sustainable Water Management

Rainwater harvesting contributes to water conservation goals. It promotes responsible usage and aligns with sustainability standards for homes and businesses.

3. Minimised Flood Risks

By collecting runoff, these systems:

Reduce stormwater overflows
Prevent soil erosion
Help control urban flooding

4. Easy Integration with Existing Systems

Modern rainwater harvesting systems can be retrofitted with:

Domestic pipework
Irrigation systems
Commercial water systems

They’re built to adapt, not disrupt.

5. Ideal for Homes, Farms, and Businesses

From residential tanks to agricultural and industrial systems, rainwater harvesting meets the needs of various sectors.

6. Long-Term Investment Returns

Though there’s an initial setup cost, the return on investment is seen in:

Lower water bills
Reduced utility strain
Increased property value

7. Reduced Environmental Impact

Harvesting rainwater supports biodiversity, reduces carbon footprints, and helps meet net-zero targets for green buildings.

How Rainwater Harvesting Systems Work

Catchment

Usually a roof surface that collects rainfall.

Conveyance

Gutters and pipes carry rainwater to a filter or storage tank.

Filtration

Removes debris, leaves, and contaminants to ensure clean storage.

Storage

Collected above-ground GRP tanks (like those from TricelWater.co.uk).

Distribution

A pump system delivers water for use in homes, gardens, or businesses.

TricelWater.co.uk’s Rainwater Harvesting Solutions

Domestic Systems

Perfect for homes and small buildings, these systems help lower water bills and support eco-friendly living.

Commercial & Agricultural Systems

Designed for large volumes, with features such as:

High-capacity tanks
Filtration units
Pressure boosters

Custom-Built Options

Need something specific? TricelWater.co.uk offers bespoke system designs based on your site and usage.

Installation Process

Site Assessment

Experts inspect your location to identify optimal catchment and storage areas.

System Design

Customised plans ensure the best performance, storage size, and filtration for your needs.

Professional Installation

Certified installers manage:

Tank fitting
Pipe integration
Testing & commissioning

Common Challenges and How to Overcome Them

Challenge	Solution
Limited Roof Space	Use multiple small tanks or vertical systems
Blocked Filters	Regular maintenance checks
Freezing in Winter	Insulate above-ground pipework and tanks
Overflows During Heavy Rain	Install overflow pipes connected to drainage systems