New Welsh Part L 2014 – Non-Domestic Buildings changes

Welsh building regulations The second of three blogs on the new Welsh Part L 2014 Building Regulations. This one is about the changes affecting non-domestic new build.

The new Welsh Part L Approved Documents will be implemented from 31st July 2014. For non-domestic … Read the rest

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Tinkering with L1A 2013 compliance

Tinkering under the bonnet of SAP Jon Ducker’s been getting under the bonnet of SAP to get a building to comply with the new Building Regulations for L1A 2013. Here he shares his experiences…

I’ve given up on the BRE cSAP calculator for modeling, as it … Read the rest

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3 things you need to know about Part L 2013

Tearing up L plate after passing driving test So, we’ve passed the test and Part L was finally released (somewhat later than expected) on 15th November. The changes come into effect from 6 April 2014, but there are 3 things you also need to know.

Included in the … Read the rest

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Setting the targets for SAP

Dartboard I’ve skimmed through the newly available Tables in Appendix R of SAP 2012 and put together some thoughts on the significant targets used.

The Approved Documents for Part L aren’t quite with us, but SAP 2012 Appendix R, which provides … Read the rest

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What can we expect from Part L Building Regulations?

Part L Guide

So, Part L launches today (8th October) at the BRE to come into force in April 2014. So, what we can expect?

  • The Part L1A 6% improvement in TER is actually the same general level as the 8% consulted on.
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Part L 2014 – baby steps towards low carbon building

Part L - slow going On 30th July, the government announced their proposals for Part L of the Building Regulations, with a 2014 timeline rather than the originally proposed 2013 implementation…

Full details won’t be available until the Approved Documents are published (later this summer … Read the rest

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SAP 2012 – What’s changed? (Regional climatic data / Solar)

One of the bigger changes in SAP2012 is that it will take the regional climatic data for the dwelling into account, with a knock on effect on performance of solar technologies, depending on where the house is.

SAP dictates how … Read the rest

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SAP 2012 – What’s changed? (Overview)

SAP 2012 was quietly published and whilst we’re still waiting on the changes to Part L to allow a Target Emission Rate to be calculated, there is some information to be gleaned…

It’s worth noting that SAP underpins all the … Read the rest

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Welsh Part L consultation – Domestic new build proposals

Welsh Flag The Welsh New Build proposals are a bold step when seen next to the English consultation proposals for 2013.

They are however also a slow one if you consider the last improvements were October 2010 and that the next interim … Read the rest

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Transitional arrangements and regulatory lag

Cavity Wall Insulation The ‘lag’ in building to new regulations seemingly averages around 18 months to two years from introduction, to mainstream  building to those new requirements.

Mainstream England and Wales house-building has only recently started to be to the ‘new’ 2010 regulation.  … Read the rest

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