Blog
How long do SIP panels last?
SIP systems with third-party certification are generally assessed for a service life of at least 60 years, the same benchmark used for other house structures. In practice a panel lasts as long as its timber skins stay dry. Protected by cladding, a ventilated cavity and sound flashings, there is no reason it should not outlast that figure.
Read the postDo you need planning permission for a SIPs extension?
Whether a SIPs extension needs planning permission: the permitted development limits in England, the matching-materials rule and how Scotland differs.
SIPs or timber frame: which is better for an extension?
SIPs vs timber frame for a home extension: how the two differ in structure, wall thickness, insulation, speed, cost per m² and room for late changes.
What are the disadvantages of structural insulated panels?
Structural insulated panels disadvantages, set out plainly: cost, moisture, late design changes, ventilation, sound and finance, and what deals with each.
What are SIPs?
What are SIPs? A plain guide to structural insulated panels: what they are made of, how they carry load, the two core types and where they are used.
Get a quote for your SIPs extension
Postcode, four quick questions about the build, then how to reach you. It takes about a minute and costs nothing.
We match homeowners with panel firms, free of charge, and do not build extensions ourselves. We look for a company that designs and erects SIPs extensions near your postcode and tell you its name. Your details go no further until you say yes.
Thank you. That is all we need for now.
- We look for a firm that builds SIPs extensions around your postcode, then ring or email you with its name, normally within a working day.
- If you are happy with that firm, say so and we pass your enquiry to them. If not, it ends there.
- They ask for your drawings or come and measure, then price the job. We never send marketing.