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Hi, The track on my bifold doors is holding water causing the rollers to rust. This started after the seal was replaced by the installers. The old seal was fouling on the bottom of the door making it difficult to open and close them (there is no up/down adjustment on the rollers). The...

Happy New Year. I want to turn my garage into a home office and want to install patio doors in one side by creating one big aperture where the widows are now. It’s single skin brick construction. What should I use above the doors to support the roof? Thanks, Jon

Hi, I have the below gulley I want to cut out the blank and fir a pipe 110mm pipe into it but how a 110mm pipe fits into the socket but how do I secure/seal it in? Thanks Jon

Hi, My building inspector says I need to maintain 150mm from ground level to DPC on my newly built garage apart from at the front where the drive is level with DPC in order to be able to drive into it. This will mean having to step down the level at the side and back of the garage (it’s built...

Hi, I have a system boiler and hot water storage cylinder. Recently when hot water is drawn off a loud vibration starts in the airing cupboard that sounds like a horn? Any ideas what is causing this? Thanks in advance. Regards, Jon

Hi, I’m installing a towel radiator in a downstairs toilet that is quite cold. Plumbing in a radiator will require quite a long and complex pipe run. I know it depends on output and size but just wondered if an electric element in a towel radiator generally provides similar performance to a...

Hi, Can anyone recommend a single part heavy duty floor paint for a garage that will withstand vehicle parking please? Thanks. Jon

Hi I need to paint a 36m2 garage floor which has been screened with a wearing levelling compound it’s going to cost about £200 for epoxy paint. Has anybody had success with cheaper floor paint? Regards Jon

Hi, On a garage where the entrance threshold is at dpc level do I still need 150mm gap to the ground below DPC on the other sides? Regards. Jon

Hi, I need to level the floor of a hallway which includes a porch, WC, and understairs cupboard prior to tiling. Should I level everything in one go, or do it in sections? If the latter what’s the best way to section areas off. Any advice greatly appreciated in advance. Regards, Jon

Hi, Is there a product available to level the concrete floor of my garage and provide a hard wearing surface? Thanks in advance. Regards, Jon

Hi, I’m helping my partner re-do her downstairs loo. It’s an extension on the side of her Victorian property. I’ve taken the tiles up. The slab is about 4” thick and laid directly on soil and is damp. Can I fix this without ripping the whole thing up and installing a DPM? Thanks Jon

Hi, I need to replace a two way 22mm motorised Zone valve as I have replaced the motor twice now and it has failed again so I’m assuming the valve is stiff for some reason. It’s the valve that allows CH water into the HW cylinder to heat it. Is there a truck to create an airlock so I don’t...

Hi, When should I replace the diamond blade on electric wet tile cutter? Do they cut more cleanly when new? Regards, Jon

Hi I would like a brush on product to waterproof the inside face of a garden retaining wall can anyone recommend one? Thanks, Jon

Hi I’m building a retaining wall in my garden. There are already similar walls in the garden that have been constructed from 140mm blocks laid flat and rendered with sand & cement. The walls have been in place for around 20 years and show no signs of cracking or movement. I have decided to...

Hi, I’m extending a rendered block wall. Do I need to set the new blocks back from the rendered face of the existing wall by the thickness of the render? Should I hack off the render where the new blocks join the wall. I will possibly re render the whole wall at some stage. Thanks in...

Hi, I’m building a retaining wall using concrete blocks laid flat. Is there any reason why shouldn’t use 140mm blocks, just thinking as an amateur block layer it will mean fewer joints? Are 7NF blocks the standard I should be using? Thanks in advance. Jon

Hi, I’m building a retaining wall in my garden a need to put a drain at the foot of the wall. I was going to use a perforated 100mm flexible pipe in a geo textile sleeve bedded in gravel but I can’t find a product that would allow me to T off smaller diameter weep holes at regular intervals...

Hi, I am laying a foundation for a garden wall and am mixing the concrete myself in a mixer. Do I have to fill the entire length of the foundation in one go whilst all the concrete is wet? If not, should I fill the whole trench in layers or fill to the top of the trench in sections? Hope that...