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Hi i have an extra jumbo of plastering sand - would I be able to use this mixed with cement to lay patio slabs in the garden? I was going to use the plastering sand for rendering some flowerbeds, but went for silicon based render instead. Was going to create a sand cement bed apx 50mm and...

Hi I'm looking to make a path similar to the attached pictures - just wanted to check the steps how to do this.. Slab size is 80cm x 40cm (not square ones like in the picture) 1. Dig out 100m deep 2. Put 100mm compacted hardcore 3. Put DPM sheet / Weed protection fibre to prevent weeds growth...

Hi, We are getting the ground floor tiled - apx 80sqm in a bunch of rooms - and need to check a few things: Where do i need to put expansion joints? We have screed on the floor with the fibres, and in some places this has cracked over the past few months - should i put the expansion joint...

Hi, Just got the bathroom tiled up and grouted - it looks like we picked up the wrong colour grout - we wanted to put Mapei 110 Manhatten grey (light grey grout with some light coloured tiles) but somehow managed to pick a darker shade (113) and only realised once it had all been done and the...

Hi, Will the coving adhesive work on plywood board? I want to fix some coving to a recessed part of the ceiling which has been built out of plywood. Or would it be better to use some other fixing method? Looking to build something like the attached picture where the coving will be away...

Hi, I've built my garden planters from 7n concrete dense blocks with the help of bricklayer friend - not sure what i need to do next -pls can someone advise? 1. What steps do i need to take to get it rendered? 2. Do i use K-Render or Sand/Cement + Paint (on the inside and outside) 3. Once it...

Hi, i've got a patio area around 8m wide along the house by 3m long. I've put in wooden pegs around 1 every meter in every direction and added a 50mm fall from the start of patio near the house to the end of the patio I've put some type1 MOT there - any tips on how I can level the type1 with...

Hi I have a wall built out of theramlite against which a bathtub will be placed. The plumber has fixed the bath in-place and siliconed the edge of the bath to the Thermalite Blocks. Will this be OK? The wall will be rendered with hardwall and then tiled but I'm not sure if that should have...

Hi, I'm looking to get my garden re-done as it has been damaged quite a bit with the extension work. I want to get lawn / grass in the centre and then some rendered raised flowerbeds on the sides. Not too sure where to start - I would have thought i need to start by digging up and getting rid...

Hi, I'm in the middle of renovating my property it's got three levels; ground floor, first floor and then loft conversion on the top. I'm at the stage where the building is water tight and I've got all the partitions up on the three floors. I am thinking to put the floors in next - Tounge...

Hi, I will be having a small flatroof to the side of the house (2m x 2m). Wanted to check if I need to put the Masonry Joist Hangers directly into the existing Brick Wall? Or if I can put a timber wall plate and then timber joist hangers go into the wall plate similar to attached (I have...

Hi, I've just poured the concrete slab floor base in my ground floor. I'll be putting 100mm insulation + UFH pipes + 75mm Screed on top of this. There are a number of internal timber stud-partitions that I need to put up on the ground floor - Do i need to put these up before the...

Hi, We are renovating our house - its currently been gutted and we are thinking of putting Wet Underfloor heating in the whole house and currently weighing up the options. The ground floor will definitely be UFH (concrete floor so will be 100mm celotex + pipes + screed + flooring.) and we are...

Hi, I wanted to check what are the options for heating / hot water without using a Gas boiler. I've spoken to a few people who have mentioned a few different options: 1. Electric Boiler which can then be connected to traditional radiators 2. Electric Radiators 3. Immersion Tank Just trying to...

Hi, Had a couple of questions on building the concrete floor base for my extension to my house. we have already built up to DPC level brickwork now so next going to add and compress hardcore and sand then pour concrete slab. 1) 150mm Hardcore - what is the difference between Loose Type1...

Hi, For an outbuilding, we have 9inch (220mm) roof joists and 4in (100mm) insulation and 18mm OSB3 boards for a warm flat roof. Based on this I think I will need at least 340mm Fascia boards - but I can't seem to find any; most seem to go up to 225mm only.. I was planning on using 18m fascia...

Hi, Architect has specified that full fill cavity walls should be built with 1:1:6 cement mortar; just wanted to confirm what that means? is that 1 Lime : 1 Cement : 6 Sand? I will be planning on using BlueCircle Mastercrete Cement - do I still need to get the lime added? Is there any...

Hi, I've got the roof joists in place now for my out-building and just wanted to check next step for fitting the Fascia Boards. Am planning on putting 100m celotex / kingspan ontop of the joists, then OSB3 boards on top of the insulation then finish it with either fibreglass or rubber roof. I...

Hi for my extension build I wanted to check what point I needed to build the engineering brickwork up to for DPC The back of the current house has DPC below the Internal Floor level - I think is because it is a timber floor with space for vent. For my new extension, I was going to brick up to...

Hi, I'm building an out-house - can the internal floor level be lower than the external DPC Level? i.e. Screed come to lower than the DPC brick? Looking to try and get some more internal height - will this cause any damp etc. issues?