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Nationwide Energy Efficiency Experts

Expert guidance & design advice

Elmhurst energy approved OCDEA

1 hour quotations

48 hour SAP Assesments

SAP & EPC

SAP calculates energy use. EPC displays the building’s efficiency rating.

Water Efficiency Calculations

Part G regulates water use. Water efficiency measures how effectively it’s conserved.

Overheating Calculations TM59

TM59 assesses overheating risk. The calculations ensure buildings stay thermally comfortable.

Design Advice

Effective design advice ensures building compliance by integrating energy efficiency, ventilation, insulation and sustainability from early planning to completion.

Full Project Coverage

Full project coverage ensures seamless management from concept to completion, including design, compliance checks and final certification.

Supporting Clients Nationwide

Project Scope

We work with architects, developers, self builders & home owners by providing 

SAP Calculations for new builds, extensions & conversions to comply with Part L of the building regulations.

New Builds

SAP calculations and EPCs are legally required for new build homes to prove energy efficiency and ensure compliance with Part L of the Building Regulations.

Material Change of Use

SAP calculations and EPCs are required for material change of use projects. SAP assesses thermal performance, COâ‚‚ emissions, and compliance with Part L1B of the Building Regulations.

Over-Glazed Extensions

SAP calculations are required for over-glazed extensions exceeding 25% glazing to demonstrate compliance with Part L1B by showing that overall energy performance is not worse than a compliant notional extension.

Client Testimonials

Jeff Hubbard

Home Owner

Extension

“The service provided SAP calculations and Energy report was professional, detailed, expedient and first class. I can only recommend their services to anyone requiring a professional Energy/SAP consultant.”

Matthew Brownrigg

Self Builder

New Build

“I found the whole experience from start to finish very professional and informative, They where willing to help and guide me through the process and answered all my questions swiftly and thoroughly even when it was obviously out of hours. All in all an excellent service..”

Danni Thomas

Developer

Conversion

“We needed the survey completed quite soon. Carl was very professional, excellent in explaining what information is required. I would highly recommend. I was a little un easy as had never used the company before. But did a great job and would definitely use again.”
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