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Thanks so much. Thats what i thought, the 100mm of concrete will weigh a lot but i was not sure if the boards would dry out in a period of time or i would get damp coming thru the floor for a long period.

Hi all. I have ordered 2.2 cu mtrs of concrete for thursday afternoon. I have layed the DPC and 100mm foil boards but last night it rained much more than the expected shower. The boards seem to be floating a bit when walked on (probably 3mm of water under some boards). I taped the sides but...

Hi all...Thanks for all your help so far, i have another question regarding my concrete floor. I have leveled the sand (best i can) and layed the DPC then layed 100mm foil boards on top. Probem is this, the boards say " tape board this side"....question is why do they need taping (i quess cos...

I just had Building inspector round and he says Gas cannot go under the slab. so thanks for advise....but what did you mean "good luck with the damp problems".....is there someting i'm missing?. Thanks

Hi all. I am currently in the process of contsructing a concrete floor base for a rear house extension (new kitchen). My wife wants an island unit that houses a dishwasher and electric hob. Obviously i've got to get the sparks over to the island and i was thinking of burying the cable(s) in...

Hi all. I am currently in the process of contsructing a concrete floor base for a rear house extension (new kitchen). My wife wants an island unit that houses a dishwasher and electric hob. Obviously i've got to get the sparks over to the island and i was thinking of burying the cable(s) in...

Hello again. I have got up to damp proof level on an extension i am building. My next step is to dig out for the floor and then install the hardcore sand DPC, insulation and finally concrete. the problem is access is difficult to the back of my house where the extension is. I wanted to pour...

Hello again all. As mentioned before i am self building a single storey extension to form a new kitchen / dining room. I have just completed the 4 courses of eng' bricks to bring me up to the existing house dpc. Next job i quess is to dig out for the concrete floor base. So here goes.... 1...

Hi all. I am building a rear extension that will be a seperate kitchen and dining room. My wife wants bi-fold doors in each, opening out into the garden....(bless her)...i have had a quote from a company that does'nt sound too bad to me but i would like an expert opinion. They are each 3.2M...

Anything under 110mm, then you are up s**t creek without a paddle. Believe me. BC will be quite happy with this. old un Hi again...thanks for advice...just clarify, I can set my bricks over the edges of the foundation blocks to get my 100mm cavity back?.....and do you mean BI will be happy...

Hi all. I am building a rear extension (single storey). I have layed the footings (thanks to all from previous post), and have layed 1 row of foundation blocks on top. The blocks are 300mm wide so i have layed inner and outer wall (red eng' bricks) on the outer sides of the blocks. After...

Yes BI has been and Ok'ed it. My trench is 1M deep at least and the existing house footings are only about 700mm down....i have dug below the existing house footings so will be lower than them and my footing will be 150mm thicker than existing.

Hi I am building a rear extension and have dug the footings which are a total of 46 feet x 2ft and the concrete needs to be 18 inches deep (existing footing depth). Access to the rear of the property is tight and i will need to chute any ready mix over 25 ft. I have had a quote or...

Hi all. I am building a rear single storey extension to form a kitchen and seperate dining room. My wife wants full length tri-fold doors in each room but i am not sure what the regulations are for thermal retention (are there any)?. Can i buy from places like B&Q and be sure that the double...

Please help chaps, (+chapettes). I am on the final 3mtrs of digging a 1M deep 600mm wide trench but have come across a brick wllaed manhole with contrete top. The corner of the manhole construction protrudes about 2/3rds into the width of my trench. It is sitting on a bed of concrete just...

Hi folks. I am building a single storey extension the entire width of my house at the rear to form a kitchen extension and separate dining room.My wife (bless her) has decided she wants bi-fold or tri-fold doors in the new kitchen and dining rooms to open into the garden. What i don't know is...

hi folks. my brother in law has just bought an LG 42LF7700 42in 100Hz Full HD Freesat Digital LCD TV. He was told by the salesman that all he required was a sat' dish and he will have all the freesat channels. Is this true or does he need a seperate reciever?. thanks :roll:

Can you tellme if i can tile directly onto 12.5mm plaster boards that are fixed to 100mm x 50mm timbers please. The other wall is currently brick which i plan to dot and dab fix plaster board to also. Question reallyis....do i have to plaster skim first or will the paper backed plaster board...

I am converting the back of my garage into a downstairs loo which can be accessed from the house...(when i knock the wall through.). I have building regs inspector round and he says i need celotex timber frame insulation between my new loo and the garage....timber frame is 100mm thick. This is...