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Hello All, we had a loft conversion done about 9 years ago. I've recently noticed quite a bit of condensation on the underside of the roof void. The roof is part of a dormer and is a cold roof. It seems to happen only when its very cold. Removing the downlights while leaving all the windows...

I was hoping to get some roofing advice on an issue with the the way the tiles have been placed around a Velux. The tiles on the left of the velux are sitting quite high as compared to the right. The window has been in-place for about 18 months and last week with the recent rain, there is a...

Hello All I've had a 4-gang dimmer (varilight) installed. One of the modules is meant to control a set of pir security light (up/down type). I didn't realise that a pir would require a straight mains connection. So now the pir works fine until the dimmer cuts the signal. Is there a way around...

Hello I’m trying to replace a radiator using the existing pipe work. The depth of the new rad is deeper that the existing and the existing pipes are curved. Unfortunately the trv doesn’t fit straight on and only goes on an angle. Is there anything I can use like a different valve to get the...

Hello All, I'm trying to work out the U value requirement of a pitched roof. Its an extension roof and Building Regs require a .16 U value at the ceiling level. This is the roof makeup thus far Clay Tiles 20mm Breather membrane (0.1 mm) Air layer/battens 30mm Rafters 200 mm To get to a...

Hello All, we are undertaking a rear extension and are in a bit of a situation regarding the roof. The builder has put in the header and rafters but there is a 12 degree pitch (2.5 in 12 inches) so we're struggling to get the pitch to fit a velux which I think requires a 15 degree pitch. No...

Just had a side wall for the extension we're doing built yesterday. Some of the bricks they used have a much darker look - much more red than than brecken grey the rest are. All bricks are from the same batch and they are putting it down to moisture in the brick. Why they didn't use the dry...

Hi..I am looking at getting an extension and I'm hoping to get help with a question on my current kitchen drain. The kitchen drain exits the house into a gully trap with a rodding eye cover. The question is can I convert this drain into into a straight run without a trap as any trap will not be...

Hi..I'm really hoping someone can advise. We're looking at building an extension which will be over an existing Inspection Chamber. We are at the start of the terrace so the only drains the feed into the chamber is the main foul water from the house WC and the other being the kitchen. There is a...