Hi all, I'm onto my final project of the house which is insulating a flat roof extension. It's currently got no insulation or ventilation. I...
Hi, I have a single-skin brick extension with a concrete flat roof from the 50s/60s that I’m getting re-covered. The concrete roof overhangs the...
Apologies for starting another thread, but would appreciate if someone can review my cold roof insulation plan. I have a garden room made from...
The pitched cold roof has ridge ventilation above the LR underlay (sd 0.02) Picture 1, and three vents near the eave pictures 2 and 3. There are...
Hi all, I'm in the process of organising trades to replace the roof on my conservatory. It has a timber frame with 160 x 42mm rafters which I...
We're redoing an existing loft conversion since it was completed by the former owner without insulation. I've drawn out this diagram of the cold...
Hi all. I hope someone can give me some pointers here... My garage is suffering with condensation droplets on the underneath of the roof Its s...
Currently constructing a cold flat roof. My joists are only 150mm. Will 100mm of PIR insulation be adequate? (50mm air gap at the top). When I...
We're in the middle of building a cold dormer and wondered if a) is a vapour control barrier is required (contractor says not) - there will be a...
I have a small cold flat roof. It has plenty of ventilation, followed by PIR insulation, followed by a vapour barrier. There is still a fair...
Is it ok to install spot lights in a flat cold roof ie. the insulation is on the inside in between the roof joists? I'm currently planning out my...
Hi peeps. I'm building a timber porch to use as a utility room. I'm going for a flat roof as my brother just had his flat roof garage demolished...
Hi all, Having flat cold roof in the extension done and just wanted to check if installing 27.5mm Knauf XPS Laminate Plus Tapered Edge insulated...
One of the many little gems I've come across when renovating my house is that my flat roof is a cold roof - the insulation sits directly upon the...
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