PRO
U-value calculator for Part L
Build up a wall, roof or floor layer by layer and see straight away the U-value, whether it meets the Part L limiting value, and how much insulation it needs. Print it as a PDF for building control.
Sitehelm PRO is coming soon. The first 500 to sign up get a free 1-year licence, then the founding price of £99/yr for life. 28-day money-back guarantee, and nothing renews unless you choose to.
What it does
- Walls, roofs and floors, layer by layer
- Whether it passes Part L
- How much insulation it needs to pass
- A PDF for building control
Questions
Is it a replacement for a SAP assessor?
No. It's for checking build-ups as you go. Your SAP assessor and building control still sign off the design.
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Run the job, not the paperwork.
Measure from a drawing, Easy CAD, Edit PDF and Weather are free for good in your browser. Take-off, RAMS, quotes, invoices and 40+ more tools come with Sitehelm PRO.
28-day money-back guarantee. Nothing renews unless you choose to.