NEWS & DOWNLOADS

News

Updates on the industry and energy efficiency standards

Downloads 

Building Regulations & Compliance Documents 

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Approved Document L1A 

Conservation of fuel & power

New dwellings

Approved Document L1B 

Conservation of fuel & power

Existing dwellings

Domestic Building

Services Compliance Guide

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Approved Document L2A 

Conservation of fuel & power

New buildings other than dwellings

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Approved Document F 

Means of Ventilation

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Approved Document L2B 

Conservation of fuel & power

Existing buildings other than dwellings

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Approved Document G 

Water Efficiency

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Non-Domestic Building Services Compliance Guide

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BRE Passivhaus

Airtightness Guide

Certification | Air Tightness | Thermal Imaging

01922 235 365 |  info@rjenergy.co.uk  | 07533 310 217