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  1. J

    how to seal-in and paint over black mould on wooden doors and skirting boards

    How do i seal in black mould on wooden door and skirting boards? The wood has a yellow gloss base-paint/undercoat, from i guessing twenty years ago looking at the paint tin[ i inherited the house]. on top of that is 3yo matt white paint. The black mould is under the white paintwork, but not...
  2. J

    Damp, Black mould on an external wall.

    Hello, I want to stop suspected rain water entering through the exterior wall of my house, and causing damp in a downstairs room. The house is an edwardian house [1920s build, single brick wall, lime plaster. outside rendering looks about 1970s.] --- The room is downstairs with one exterior...
  3. J

    Bath light switch, wiring question

    The current bathroom light wall switch is outside the bathroom. I wanted to install a Crabtree pull cord light switch inside the bathroom. [to replace the wall switch. edit at 09:33] However when i was noting down the wiring of the lighting circuitry. I noticed that the current light switch...
  4. J

    Earthing pipes in bathroom

    Hello does my upstairs bathroom toilet copper overflow pipe need to be earthed? the cistern is 1970/80s plastic. my toilet overflow pipe, and the toilet inlet pipe are both copper. as seen in the photo, an earth cable is attached from the overflow pipe to the inlet pipe. [not in the photo] and...
  5. J

    Can I put two joist hangers together

    Hello Can I put two 6x2 joists, in joist hangers that are literally side by side. To support a bearer joist [7cm vertical x 20cm horizontal], that is under my hallway floor? Or would two joist hangers that close together stress the walls/ wall holes too much? The joist hangers would be fixed...
  6. J

    Tiling onto bitumen tanked wall

    I did not find much in the search results about whether a bitumen wall can be tiled. In my bathroom, I waterproofed an ordinary new-plasterboard wall with this dampproof liquid, "Bostik-Flexible-Liquid-Damp-Proof-Membrane-2". On it im planning to use "Mapei Floor & Wall Tile Adhesive Grey 20kg"...
  7. J

    how to remove paint from an external wall

    hello to remove the white paint from the stone only[but not the brickwork], can i use caustic soda, or other chemicals on this external wall? and what type of stone is it? as im concerned about the alkaline or acid eating excessively into the mortar or stonework the house is a 1920s terraced...
  8. J

    fireplace

    i removed plywood covering a first floor fireplace as the plywood board was bowing out at the bottom. i found about 5 stone of soot/dust [no bricks] in the fireplace. i removed the soot and there were a couple of holes in the back of the fire place. i coverd the fireplace with insulation board...
  9. J

    my bathroom shower, and the bathroom light do not have rcd's.

    Hi I have found out that my house does not have any rcd's or rcbo's in the mains fuse box. so i need to get it replaced in may 2016, when i will have the spare cash. reading up on the matter, i was concerned that my bathroom shower and the bathroom light do not have rcd's. [the fuse in the...
  10. J

    joist bolt length

    hello i am planning on fixing face joist hangers to support 2inch by 6inch joists on a stone wall in my cellar. how long should the m12 bolts be? thanks
  11. J

    Adding joists under a hallway floor

    Hello I want to add more joists to give further support to my hallway floor, but was unsure whether to: 1. attach wooden beams to the walls, and support the joists on them. [and what dimensions for the new joists and beams] or 2. Cut out holes in the brickwork and stone wall, and rest the...
  12. J

    baxi duotec combi 24he boiler, loud high pitched humming, whining noise.

    Hello I have an 8yo old baxi duotec combi 24he boiler. When the gas central heating is running, it makes a constant loud high pitched humming/whinning noise. The tone lowers for about 5 seconds, each time the boiler reignites to heat the radiator water. Before then returning to the same level...
  13. J

    how to insulate my vaulted ceiling

    hello, my vaulted ceiling has no insulation, and it gets cold in that area of the house during winter. it is an upstairs hallway vaulted ceiling. a 1920s plaster and lathe ceiling with about 2inch (5cm) gap above, after which is positioned the slanted roof [a 1970s grey membrane/plastic is...
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