AIR TESTING & SAP CALCULATIONS SPECIALISTS

01270 747311

info@ratioseven.co.uk

GUIDING YOU THROUGH THE BUILDING REGULATIONS JOURNEY

Are you a property developer, house builder, self-builder or planning a new development?

Air Testing UK

Are you a property developer, house builder, self-builder or planning a new development?

We’ll guide you through building regulations approval whilst eliminating as much stress as possible.

Enabling you to secure that all-important completion certificate… whilst saving you money on your build cost.

Ratio Seven are fully accredited SAP assessors and authorised airtightness testers with over 20 years house building experience.

"From the initial design to the complete build process, we can help every step of the way."

Air Tightness Testing

AIR TIGHTNESS TESTING

Need an air test? We offer fast reliable coverage throughout the UK. Cheshire based company offering a friendly nationwide service
SAP Calculations

SAP CALCULATIONS

Over 10 years experience providing Part L, Part F and Part G SAP calculations and EPCs. 

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BUILD COST REDUCTION

Are you spending too much on build costs? We’re specialists in reducing your overheads without compromising on the quality of materials.

ACCREDITATIONS

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Constructionline
iATS Independant Airtightness Scheme
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“Air testing measures the flow rate of air through a material or substance under a specific pressure difference, providing an indication of the material’s airtightness and its ability to resist the passage of air.”

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