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Hi, I've been reading the older topics on this subject but can't find a definite answer. I'm about to start to run the wires for my house extension and I have a few drums of the old colour cable (2.5mm T&E, 1.0mm T&E, 3 core & Earth strapping wire) and I would like to know if it is ok...

Hi, Ok I'm a bit confused with this so I'll try my best to describe what I mean. A house has 4 elevations, Front, Back, & Two sides. From what I have been told by a structural engineer & the building control officer the corners of each elevation must have at least 3 bricks (approx...

Hi, I'm after some advice on removing a part of a wall that supports an RSJ that supports the 1st floor, floor joists. My plan diagram below shows the RSJ (Red) and the wall that it sits on, the other end of the RSJ sits into the gable end wall of the house. We would like to remove the...

Hi, as part of my ongoing extension I've built a stud wall with a door to separate my garage from the utility room. The wall is made from 100mm x 50mm timber and insulated between the studs & noggins with 100mm kingspan (Not foil faced). The utility side of the wall will have 25mm foil...

Hi, I have some damage to a quite new window frame (see pic below) and wondered if any of you guys have had anything to do with fixing such damage. A Scaffolding tube fell and hit the window scratching the window pane and gouging the frame. The scratch on the glass is quite deep so I think...

Hi, to insulate the vaulted ceiling in my extension I have to have 100mm kingspan type insulation in between the rafters, then 35mm over the rafters. I have come across some 60mm foil faced insulation, is it ok to use 2 pieces of this between the rafters in place of the 100mm single piece...

Hi, As part of my ongoing single story rear extension on my house we have decided that we would like to reduce the size on the centre piece of wall on the back of the house (A on the diagram) This wall is currently 3 bricks long and we wanted to reduce it by 1 brick so that when the kitchen is...

Hi, just wondering if any of the window guys had any tips as to what is the best way to fix the head of the window frame to a steel lintel? Is it just a case of drilling through the frame and steel lintel with a HSS drill bit then drilling on into the brick with a masonry drill bit, then fix...

Hi, Now I have the drains all in on my ground floor extension it's time to put the oversite down. To get the required 150mm min of space between the top of the oversite and the bottom of the joists the oversite would have to be about 75mm lower than the outside ground level. The BCO told me...

Hi, could anyone explain what the difference is between the two and I'm not just talking about the colour :) Why can't you use the underground stuff as a soil pipe and vice versea? Just interested in knowing why. Cheers.

Hi, I would appreciate any advice or recommendations on the new layout of my drains. The drains are being altered because of our new extension on the back of the house, the original inspection chambers are being removed so we don't have them under the extension floor, because of this the run...

Hi, I have just noticed today that the rafters at one end of my lean to extension roof are 26mm lower than at the other end, the roof is 9 meters in length. Let me explain... I had the roof timbers on my ground floor extension fitted by a joiner about a month ago, the joiner was...

Hi, Could any of you knowledgeable sorts answer these questions for me please :) Cavity Closers, Do I need to use them? My inner leaf is built from Thermalite blocks with 85mm full fill dry therm insulation, can I close the cavity with a slice of Thermalite and a DPC up against the...

Hi, can I ask you guys if you have a preference of where you fit a velux windows in a lean to roof that will have a vaulted ceiling. Is it just a case of centralising the velux in the center of the span or would you off set it a little, say closer to the outside wall of the lean to roof...

Hi, I'm constructing the roof on my ongoing single story extension on the back of my house. The rafters are in place & have turned out to be at 19 degrees, this is due to window height. I believe that there's a difference between rafter pitch & tile pitch but I'm not sure how much this will...

Hi, Just wondering what the wall I'm planning to build should be built from? The wall is going to be cavity construction with the outer leaf only 10mm away from my neighbours garage wall which is single brick construction. Once my wall gets higher than the neighbours there will be facing...

Hi, we're in the first stages of planing for a single story extension to the rear of the house, at present we have a couple of proposals for the layout of the extension one of which entails a 6 metre RSJ / Lintel being used right across the rear of the house to open it up to the new extension...

Hi, We have a new Potterton Gold 33 HE combi boiler that was fitted a few weeks ago & we are very happy with its performance, however we have noticed that since it was fitted the 2 rads in the living room now make what can only be described as a "Tinkling" noise when the HW is ran (Boiler...