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Catch up with the latest projects and news on low energy and sustainable building from Low Carbon Box

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Noise and Part O
Blog
What overheating assessors actually need from a noise report — and why vague briefs cost money
What overheating assessors actually need from a noise report — and why vague briefs...
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Blog
WHY YOUR WINDOW SPEC JUST GOT HARDER — THE PART L 2026 U-VALUE CHANGES EXPLAINED
Part L 2026 has landed, and the headline window target looks reassuringly familiar —...
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Part O Simplified Method example house
Blog
Part O overheating: a plain-English guide to the Simplified Method
Building regulations changed in 2022. Every new home built in England now has to...
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Projects
Your extension has too much glazing. Here’s how to fix it.
Published by Low Carbon Box | Sustainable Building Consultants You’ve spent months working on...
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Blog
Reducing Overheating Risk: Cavity vs Timber Frame Construction
Reducing Overheating Risk: Cavity vs Timber Frame Understanding how construction methods impact thermal performance...
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Blog
Part O Overheating – Common Questions
Part O Overheating – Common Questions Part O Overheating of the Building Regulations has...
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Blog
Photographic Evidence for Part L1 2021
Photographic Evidence for Part L1 2021 We hope this is a helpful guide for...
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alternative-to-airceret-blocks-720x360
Blog
Part L1B of the Building Regulations – Extensions
Part L1B of the Building Regulations – Extensions Under the new Part L1B 2021...
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Projects
Electric Boilers and heaters & the cost to the Householder
Electric Boilers and heaters & the cost to the Householder With the new changes...
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new-supported-living-centre
Blog
Energy Assessor & Sustainable Building Consultant – Job Vacancy
Energy Assessor & Sustainable Building Consultant – Job Vacancy Job Description Low Carbon Box are...
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Blog,Case Studies,Projects
Energy Statement for South Oxfordshire District Council Planning Policy DES10
From the 1st of April 2021, planning applications to South Oxfordshire District Council must...
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alternative-to-airceret-blocks-720x360
Blog
Alternatives to aircrete blocks
So you are going to start building your new house or property. The energy...
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Screen-Shot-2015-07-01-at-17.37.39-486x243
Blog
Thermal Bridge Details
When carrying out a house design then to make it much easier for a...
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U-value-1-768x443
Blog
What is a U value?
A U value is the measurement of heat loss (or heat flow) per m2...
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opening areas in an extension
Blog
Does your non domestic extension need an SBEM
Does your non domestic extension need an SBEM? Check ouyt this simple checklist below...
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Screen-Shot-2015-07-08-at-17.44.29-2
Blog
Air Tightness Testing Example
Low Carbon Box provide an overview of an air tightness testing example so you...
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Eco-house-air-test-1
Blog
Essex Eco House Air tightness test
Low Carbon Box were recently commissioned to carry out the Essex Eco House Air...
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Air-tightness-testing-floor-982x491
Blog
Air Tightness Testing issues
Through our regular on site air tightness testing, we come across 4 main air...
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Blog
Passivhaus SIPs system air tightness test
Low Carbon Box are the Passivhaus Consultants on the 13 Passivhaus units development at Sharnbrook, Bedfordshire. The...
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Kyme-Road-Passivhaus-Plaque-3888x1944
Blog
Social Housing Scheme achieves Passivhaus Certification
The 2 houses at Kyme Road, Heckington social hosing scheme achieves Passivhaus certification. Low Carbon Box...
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Barn-Conversion-Barrel-Roof-Condensation-Risk-898x449
Blog
Condensation Risk in Barn Conversion Roof
A site visit last year to a friends recent barn conversion with a barrel...
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Blog
Seal your services to pass your Air Tightness Test
Here are some examples of how to seal your services to pass your air...
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Case Studies
Garthwaite Pavilion, Shenley Brook End, Milton Keynes
This project consisted of a new sports and community pavilion at Shenley Brook End...
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New House, Naseby
Projects
New House Naseby
Single 2 storey dwelling built in the historic village of Naseby, Leicestershire. Low Carbon...
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Broadfield-Lane
Projects
Broadfield Lane, Boston
48 houses achieved a final rating of Code for Sustainable Homes level 3 at Broadfield Lane,...
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Oak-frame-house-air-test-9-1554x777
Blog
Air Tightness Test on an Oak Frame House
ATTMA Accredited air tightness test carried out on oak frame house
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Rear Perspective
Case Studies
Self Build House, Buckinghamshire
This project consisted of a new self-build house in a rural location within Buckinghamshire....
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Sharnbrook Passivhaus
Case Studies
Passivhaus, Sharnbrook, Bedford
This project consisted of 13 new dwellings on the outskirts of Sharnbrook near Bedford....
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Music-Studio
Projects
Music Studio, Market Harborough
We are proving the SBEM (Part L 2013) and EPC for the new Music...
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Celotex-PIR
Blog
Alternative Insulation Specifications
We are all familiar with the market leaders in insulation such as Celotex, Kingspan,...
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hesketh-crescent-towcester
Projects
Hesketh Crescent, Towcester
8 houses achieved a final rating of Code for Sustainable Homes level 3 at Hesketh Crescent,...
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self_build_house_oxfordshire
Case Studies
Self Build House, Oxfordshire
This project consisted of anew self-build house in a rural location withinOxfordshire. The client...
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Daylight-Factor-and-Daylight-Modelling-using-Free-Tool
Blog
Daylight Factor and Daylight Modelling using Free Tool
Daylight Factor and Daylight Modelling using Free Tool
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pocklington-medical-centre
Projects
Pocklington Medical Centre
New 2 storey medical centre to achieve BREEAM Very Good. Low Carbon Box provided...
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Projects / Blogs

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Noise and Part O
Blog
What overheating assessors actually need...
What overheating assessors actually need from a noise report — and why vague briefs cost money Noise reports that...
Blog
WHY YOUR WINDOW SPEC JUST...
Part L 2026 has landed, and the headline window target looks reassuringly familiar — 1.2 W/m²K for windows with...
Part O Simplified Method example house
Blog
Part O overheating: a plain-English...
Building regulations changed in 2022. Every new home built in England now has to pass an overheating check —...
Blog
Reducing Overheating Risk: Cavity vs...
Reducing Overheating Risk: Cavity vs Timber Frame Understanding how construction methods impact thermal performance is critical for meeting TM59...
Blog
Part O Overheating – Common...
Part O Overheating – Common Questions Part O Overheating of the Building Regulations has applied to new homes since...
Blog
Photographic Evidence for Part L1...
Photographic Evidence for Part L1 2021 We hope this is a helpful guide for photographic evidence now required for...