This website use cookies and similar technologies to improve the site and to provide customised content and advertising. By using this site, you agree to this use. To learn more, including how to change your cookie settings, please view our Cookie Policy
Pocketmags Digital Magazines
GB
Pocketmags Digital Magazines
   You are currently viewing the United Kingdom version of the site.
Would you like to switch to your local site?
Digital Subscriptions > Build It > Nov-16 > How to insulate walls

How to insulate walls

Getting insulation right is a key part of any building project. Mike Hardwick explores the main options for treating new walls
The Beco Wallform ICF system uses insulating blocks as a permanent formwork for a concrete pour – giving you built-in thermal protection

One of the common misconceptions about conventional brick and block construction is that the gap between the inner and outer leafs was designed to accommodate insulation. In fact, cavity walling was developed as a way of preventing moisture penetrating porous brick or stone and damaging the structural fabric. It does this by providing a space for water to safely drain away.

It’s only in relatively recent times we have thought about filling the cavity with insulation in order to improve thermal performance. Even as late as 1996, houses could be built without insulated cavity walls that achieved a measly U-value (a measure of heat loss) of just 0.6 W/m2K.

READ MORE
Purchase options below
Find the complete article and many more in this issue of Build It - Nov-16
If you own the issue, Login to read the full article now.
Single Issue - Nov-16
£2.99
Or 299 points
Annual Digital Subscription
Only £ 2.08 per issue
Get the last 12 back issues free with this subscription
SAVE
48%
Was £24.99
Now £24.99

View Issues

About Build It

Build It magazine’s November issue is packed with detailed practical advice & inspiring projects to help you create your dream home. Here’s a taster of what’s inside: • Stunning eco renovation (page 54) • How to get loft conversions right (page 64) • What you need to know about insulating your home (page 70) • 10 design tips for wetrooms (page 85) • Save money by getting your project budget right (page 100) • How to get planning permission in the countryside (page 106) … and more!