Browse Forums Heating, Cooling & Insulation Re: Double brick cavity wall insulation - advise needed 21Jul 06, 2013 9:19 pm Forget Air cell you can get identical products off ebay for $4 m2( its the same without the logo search for foil bubble insulation. Just make sure you have a min 25mm airspace between aluminium foil and outside wall so the heat does not conduct. anything over R2 in walls does not make much difference.With dble brick the thermal mass will only work if internal thermall mass is insulated from outside temp. so building orientation and shading is important. Remember internal brickwork is great in winter because when it heats up it stays warm. However in summer that concept stays the same. for your glazing. on the walls that get sun in summer you need windows with low shgc and high U value and the opposite goes for your north facing walls . If you have any more questions visit http://freelancebasixcertificates.com.a ... services-2 I am saying that double brick has similar thermal performance due to thermal mass effect. It will be still very interesting to see the state of your framing after 10-15… 10 29740 Building Standards; Getting It Right! Long story short, a toilet room is going to back onto our main bedroom and I want to make it close to soundproof. Im going to build two frames (pretty much a room within a… 0 10204 I am looking for someone who might have tackled a similar issue as me. I have a few rendered interior walls, the surface condition is hardly flat. I can see all the bumps… 0 7948 |