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Hi, Can I use blue 25mm water pipe as conduit for lighting cables? Thanks. J

Hi Chaps, I need to add some insulation under coping stones around the perimeter of a building. The building is on a raft that has ICF around/underneath it. There are two different areas of cladding, one being brick, the other shiplap board. Where the shiplap cladding goes, there is...

Hi chaps, I have a large quantity of thrutone slates left over from a job and was wondering if i could use these like floor tiles if well bedded. Any views on using these at floor level? Will tile adhesive adhere to them? The area is on a domestic property with good run off and low...

Hi Chaps, a U Plastic's rep came to site and informed me that my breathable roofing felt does not work, and that I need to vent my fascias. Has anyone else heard that these felts don't work? His comments seem a bit odd considering the products have been available for a number of years...

Hi Guys, I had a rep around the other day, looking at fascia and soffits, he said that breathable roofing felts don't work, and that I will also need to vent the roof space with soffit or fascia vents. Has any one else heard of this? Thanks, James

Hi Guys, I have two areas of flat roofing on an extension. One area is also a balcony for a 1st floor room. The drawing build up on top of the ground floor joists is; 18mm board/126mm (Joists & Insulation)/firings up-to 50mm/18mm board/Sealoflex coating. There is no mention of...

Hi Chaps, Building a timber framed extension with 4 x 2, and want to screw rather than nail. I need to get my fixings in. Was planning on using 6 x 90 woodscrews (zinc and yellow passivated), but someone has come along and advised I use the green decking screws for the sole plate. Any...

Hi Chaps, I have concreted in a pair of gate posts to hang a pair of wrought Iron gates. The posts are about 800mm into the ground and have half a ton of concrete around each. The gates are really heavy, how soon after setting the posts do you think I can hang the gates? There are no...

Hi Guys, Got a bit of bother with a towel rail. I think the heating element needs replacing, but I don't know how to do this without getting wet. I do not know the difference between the two valves taking water in and taking water out in order to isolate the rail from the CH system. I...

Hi Chaps, I have a dual fuel heated towel rail. Bit of a problem with the plumbing and got a bit of water everywhere. Tried to turn on the electrical element and the thing keeps tripping along with the downstairs lights. Have replaced the fuse to no avail. Any advice? Thanks, James

Guys, Building a timber framed extension, drawings have 50 x 100 stud walls. I Have got some c16/24 2 x 7s. Can I rip these down to make my studs? I am wondering if this still means they are graded, or if the BCO will not accept these for the structural dimensions. I could use the timber...

Chaps. I have a compression fitting that has come undone and I cant access it very well. Its on the CH system). I can get down the sides of it but cant manoeuvre a spanner to rotate it enough to turn it onto the next face of the bolt ( does that make sense?) Anybody know a tool I can get...

Chaps, I have a multi fuel stove with back boiler and an immersion back up. I have a burst pipe on the CH system. I need to keep the stove burning to keep the littlun warm. Can anyone explain how/if I can turn off the CH for a day or two but keep the stove going and the domestic hot water...

Hi guys, Had a large raft and ring beam poured last week, unfortunately the form work started collapsing and the trenches became really dangerous due to the weather. I was planning to float and polish the raft to use as finished floor, but did not get anywhere near it and had to call the guys...

Hi Guys, Couple of questions relating to DPMs if anyones up for it; 1. I have got to join a new poly DPM with an existing slate DPC. Plan was to chase out the underside of the DPC and wedge the DPM in with a bit of Silicon. Any better ideas? 2. Got to join up different bits of the new...

Hi chaps, For my thickened raft, under the slab I need to put some Hoggin. Q. If I was to Blind the Hoggin with sand, what type of sand and what exactly do I have to do? Q I can work out the volume of Hoggin that I require, but the delivery is in weight. Any ideas what the equation rate...

Anybody know a good PCC junction box supplier? Recessed lid, to go in floor, 1000mm wide x 300mm deep x 400mm high. Could use Plastic - any suggestions? Many thanks, James.

Hi Chaps, I am removing an existing Soil pipe and puting in a new run. This new run will service an additional bathroom. Ideally I want to fill in the existing manhole/inspection chamber and excavate a new one further along the soil pipe run nearer to the septic tank. I can get the...

Chaps, Halfway through a concrete footing for a retaining wall and its started chucking it down. Need a couple more mixer loads to complete it, and was then going to position my first row of blocks and stick in the rebar. Can I leave the 3/4 done foundation until it stops raining or...

Guys, I am going to build a retaining wall out of 'hollows' two blocks wide with rebar. I will start from a concrete base, and will have to fill the hollows with concrete around the rebar. Can I use the same concrete mix; as the base, as the joints and the fill? Thanks James.