Part G Water Calculations Made Simple
Fast, accurate water efficiency calculations for Building Regulations compliance. Suitable for new builds, conversions and residential developments across the UK.

✔ Part G Compliant | ✔ Fast Turnaround | ✔ Accepted by Building Control | ✔ Residential & Multi-Plot Projects
Water Efficiency Calculations for Building Regulations
We provide professional water efficiency calculations to demonstrate compliance with Approved Document Part G of the Building Regulations. Whether you are a homeowner, architect or developer, we make the process simple with clear, compliant reports ready for submission to Building Control.
How It Works
- Send Your Plans
Upload your drawings and fixture specifications. - We Carry Out the Calculation
We assess your project against Part G water efficiency targets. - Receive Your Report
You receive a formal report ready for submission.
Who We Help
Homeowners – Ideal for self-builds, extensions and conversions.
Architects & Designers – Reliable support to ensure compliance.
Developers & Builders – Suitable for single dwellings and multi-plot developments.
Get Your Water Calculation Quote
Send us your plans or project details and we’ll provide a fast, competitive quote.