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Hi, we have upvc window in our kitchen and above it is mould in the plaster ,we have sealed it from the outside and removed the mold inside but it keeps coming back .What could be the problem?Your help much appreciated,thanks.

I posted this on garden forum and should have posted here instead. We have round Osma drain gully 150mm wide going to 160mm underground pipe.It has square grill on top. We have raised the concrete level by 10cm and need some sort of extension but are unable to find one .I looked on Osma...

We have 150mm round "Osma "gully for our kitchen waste outside ,we have raised the level of the concrete yard and need to lift the gully by about 10cm. The gully is round with square grill on top and the waste pipe is 150mm circumference it goes to 160mm round waste pipe . We have been unable...

We are going to build a lean to shed in concrete blocks .The shed will be 3metres long and 1.8metres wide with a door at each end in upvc.(to the side of our house) The 3 metre wall will be about 2 metres high all around and the roof will be upvc with polycarbonate sheets 16mm thick . My...

Hi ,we have gas fire installed in our sitting room at present,the chimney has been taken down at first floor level because we have had new roof to our bungalow with rooms in the loft area.We want to have flue installed through the roof so we can use the gas fire downstairs again. Our gas fire...

Hi ,we are having a new roof installed and have decided to have velux windows to pitch roof to give extra light ,(marley ludlow concrete tiles and tyvek underlay with lead flashing to other windows).Do we need the flashing kit that is bought separately? the roofer who is tiling says he can do...

My carpenter was going to fit the stud walls to our loftconversion first and then the plumber and electrician were going to come for first fix. Now the carpenter wants the plumber and electrician to do first fixes and then the carpenter will put up the stud walls between rooms. The carpenters...

Help,I am at my wits end and do not know how to resolve this problem. We asked scaffolder who was recommende to us by carpenter/builder to erect our scaffolding around the bungalow as we are having a new roof and rooms in it. He came and put it up and the carpenters arrived 8th august to start...

Hi we are building cable end to our house and find it difficult to use the calculator for blocks as it is triangular wall .It is 9.5 metres long at bottom and x 3.2metres high at the top,how many concrete blocks do we need?thanks

I wonder if someone could advise us. We are having 4 dormer windows built to our loft conversion.Each window 1.5metres wide and 2 metres deep. our roofer says that we need lead trays 1.5 metres wide to go under the windows .He also said we need 9 x 240mm x3 metre lengths of code 4 lead .he also...

Hi can someone calculate for me how much sand and cement I need for laying approx. 150 concrete blocks and 150 celcon blocks please.thanks.

Can someone help,what thickness insulation do I need for cavity wall (concrete block outside and celcon inside) the cavity is 80mm wide. Can I use Earthwool Dritherm cavity slab 32 Ultimate 75mm and what fixings do I need? or is Rockwool as good? thanks. Also how many concrete blocks do I...

We are replacing our roof completely and have quotes from carpenters to do the job. We have scale drawings of the roof and width and depth of the trusses .The carpenters do not want to calculate the timber needed does anybody know of company that can do this? I do not need to know the cost just...

We are doing a loft conversion and project manage it ourselfs but are finding it hard to get quotes for bricklaying, electrics ,and plumbing.There are lots of these trades around us but lot of them do not return tel.calls or bother to turn up having made appointment !!obviously too much work...

We are having completely new roof built ,the old roof will be taken down first. The house will have scaffolding all the way around .we had quote from one scaffolder to tent the house (in case it rains )of £5000 it is not large house so we are desperate to find cheaper alternative.We have to...

Can someone tell me if N.A.P.I.T registered electrician have registration number and when they do work for you ie Periodic inspection report do they inform N.A.P.I.T ? I emailed the company but they do not answer. Thanks.

Hi, friends Scantronic 9448+ alarm has gone wrong.When he arms the alarm the siren sounds and lights flash on the control board. I have read some of the help pages here ,some of them suggest changing the battery however the control panel does not have a battery. He has taken the strobe cover...

Can some one tell me what is the difference with drylining and plasterboarding? My architect specified dryling to sloping roof in our new roofconversion. Why drylining instead of blasterboarding it?

We had the above boiler fitted just over a year ago,been working ok , since last week the boiler re-set button has flashed 3 times on different days,I have pressed the re-set button and it works ok. Can anyone tell me why this is happening before calling an engineer . Also when the boiler...

Can someone enlighten me ,our worchester greenstar 42cdi combi boiler lost some water preassure due to radiator leak. I turned the filling key to the lock position on the inlet valve before filling from the DHW inlet knob, however no water can be heard coming in allthough all isolating valves on...