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Hello is it okay to have a MDPE coupling joint (https://www.screwfix.com/prods/17684/Plumbing/Water-Pipe-and-Fittings/MDPE-Coupler-25-x-25mm) under a suspended timber floor? I hope it is because it would be a nightmare to replace now since it's all fully laid ready for mains connection now...

Hello I was looking for a 6A MCB for a Memera 2000 AD CU but only found a type C (same brand) whereas all the other existing MCBs are type B. It's only a small domestic lighting circuit so I reckon type B is definitely best Is it okay to fit a type C (since I can't get a B of the same...

Hi I've laid standard concrete slab inside and ready to lay screed on top (first time screeding though) need a good finish for real wood flooring don't wanna mess it up :D just a few quick q's plz Roughly how wide should the perimeter screeding be? Do you wait for the perimeter screeding...

Hi after searching the forum I've been surprised to find there's not much info (that I found anyway) on fitting a straight staircase, I guess this is because it's either very complex or very simple (I hope it's the latter) My q is to attach a staircase which has on one side a brick wall and...

Hello I have soldered dry pipes previously but not wet I was getting ready to solder wet pipes but read somewhere on this forum that I shouldn't because apparently I wouldn't be able to get the pipe dry and should use a compression fitting instead Do most plumbers use compression to connect...

Hello just wanted to confirm that if you're not using Thermo Rad Valves or using Thermo Rad Valves which don't need to be on a certain side then it doesn't matter which side the flow and return are connected does it and the valves on each side are the same aren't they? Thank you very much

Hello I have previously had loadsa problems with dumb builders browning over removed chimney patches (on the internal side of an outside wall :shock: ) and using the same black soot soaked crappy bricks which draw in like mad any rainwater and moisture from outside and makes big patches since...

Hello peeps Is it okay to switch the live wire of a 2.5mm tc+e on the mains circuit using a standard light switch? Does the difference in connector block and junction box maximum amp rating only apply due to the size of the cables not fitting with smaller connector blocks or are less rated...

Hello peeps I am planning to tile directly over a double sand cement render coat Usually I would devilfloat :twisted: the top layer of render before applying finish Does anyone else scratch render to give the tile adhesive a good key or does the extra weight of tiles mean this is a bad...

Hiyall I pulled out a load of 1mm single core and earth from a renovation and don't want to waste it I presume it is okay to tape two of these together and they become the same as your standard tc&e (except of course you get 2 earths instead of one) Conveniently some are black and some...

Hello can someone please help me here I've got a MDPE stopcock (25mm MDPE to 15mm copper) and tried every method I can think of to connect it but each time there's always a small leak it's driving me nuts :shock: I've been trying all day please someone explain there's an olive type thing on the...

Hiya is it wise to reuse central heating copper pipe for warm tap supply (no drinking involved, I mean no drinking water) does the black stuff get cleared out quick or does it remain polluting the supply slowly for years? I could save loadsa money if it worked :D .

Hello if I want to wire up 3 mains smoke alarms (interconnected) would I use 1mm 3 core and earth and a separate 3A MCB? I'm thinking I'd rather connect the smoke alarms to the landing ceiling rose that way if the smoke alarms lose supply I'll know because the lights will go out. Is it okay to...

Hello can someone please kindly tell me if it possible to use 20w bulbs in a MR16 downlight kit which says "max 50w" (F-mark 35w, transformer 240v 60va max 50w) forgive my ignorance but I've never worked with downlights before thank you

Hello if I lay polystyrene insulation (25mm) upright against the walls for a concrete floor slab as required by building regs then which height do they go to? Do I lay them to the same height as the concrete then screed over them in level with the concrete? Is it okay to screed directly over...

Hi all I want to get an internal fire door to replace an existing door (noise reduction really) but I picked one up and it was very very heavy now I'm wondering if it is okay to fit one of these beasts to a normal door frame or do I have to replace the frame? A builder friend of mine told me it...

Hiya is wall render (sand and cement) exactly the same as floor screed? If applying screed onto recently laid concrete do you need to damp down with water or PVA the floor as you would with a wall? Should you waterproof screed (if laying real wood floor on top) Is wall render (internal)...

Hiya is wall render (sand and cement) exactly the same as floor screed? If applying screed onto recently laid concrete do you need to damp down with water or PVA the floor as you would with a wall? Should you waterproof screed (if laying real wood floor on top) Is wall render...

Hiya am I correct in thinking to have manual control over a bathroom timer extractor (e.g if I want to turn it on without the light on or turn it off with the light on) then the routine is; .3 core and earth from ceiling rose to 3 pole isolater outside bathroom .3 core and earth from 3...