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  1. 4

    telescopic air brick vents

    Trying to find telescopic air brick vent for a double size clay air brick. Air brick size is 215 X 140MM and can only find single brick says telescopic vents. Any idea if they exist ?
  2. 4

    Roof Pitch 15 tile is minimum pitch 17.50

    Andrioed app said 14 roof pitch and if I calculated correct is 13.4. Forticrete Centurion Low Pitch Roof Tile look like the best bet. Will discuss with the builder as they were thinking of using double Roman but they haven't check the the roof pitch them selves yet.
  3. 4

    Roof Pitch 15 tile is minimum pitch 17.50

    If the roof pitch is 15 and the Concrete roof tiles has minimum pitch is 17.50. Can they be put on a lean to roof in such as way they will be ok ?
  4. 4

    highways surface water drain testing...

    hydrant :oops: :oops: :oops:
  5. 4

    highways surface water drain testing...

    On a different topic on here I have water under my house as soon as it rains so looking at all possible reason why. We are thinking an old land drain under the house at the moment but that's just a wild guess. How do the local council highways dept investigate the surface water drains ...
  6. 4

    Garage floor insulation under slab.

    New Garage attached to the house and will be more often than not used as a play room rather than a car storage so looking at laying insulation under slab. Kingspan say to use Styrozone™ N500R but having trouble finding stockist and is Styrozone™ N500R overkill ? Is there some other brand...
  7. 4

    Vaulted roof velux window location amount.

    Think we have decided on two 78x140cm
  8. 4

    Vaulted roof velux window location amount.

    Trying to work out how many and what size and what spacing and postion of velux roof windows in our Vaulted roof of the new kitchen diner section. Roof 5.5 M by 3.5 M (wall distance) Any suggestions ?
  9. 4

    engineered wood flooring - new subfloor and old subfloor

    Sorry did not explain. In the new extension it will need a sub floor so looking for best material / budget for that ? however since post the topic we have discovered part of the existing house has wet rot timbers so will need to replace some of current...
  10. 4

    engineered wood flooring - new subfloor and old subfloor

    Should we go with subfloor as ... 1.WBP ply 2.PTG Floor 3. Steico 2400x600x18 Flooring Chipboard MR P5 TG FSC 4. Steico 2400x600x22 Flooring Chipboard MR P5 TG FSC 5. Steico 2400x600x22 WeatherDek2 Chipboard P5 TG FSC
  11. 4

    engineered wood flooring - new subfloor and old subfloor

    Engineered wood flooring in new kitchen / dinner. We are having a kitchen / dinner extension. Existing area is 3 X 3m dining area and 3 x 3 kitchen. There are being knocked through with steel beams to support above. The new area will be 6.5m by 6m in total. The existing house has a...
  12. 4

    concrete slab under ventilated wood beam floor DPM ?

    Yes, about a 2 foot gap below joist level and air bricks look to be about every meter on both sides. thanks.
  13. 4

    Kitchen wall cabinets on Breeze block ?

    Having a kitchen extension and the side wall is is not built yet. Should I see if the builder can build the wall in foundation or engineered blocks instead of Breeze block ? Will this cost him a lot more or mess things up ? Have read somewhere that Breeze blocks can crumble when...
  14. 4

    concrete slab under ventilated wood beam floor DPM ?

    When laying a concrete oversite slab under Which will have a ventilated wood joist floor off an extension do you have to bother with a DPM under the concrete slab ?
  15. 4

    Earthwool DriTherm Cavity Slabs

    Is it ok if Earthwool DriTherm Cavity Slabs gets wet in the Cavity while rest of wall is being built ? Will it dry out ok ?
  16. 4

    Footings poured then 1 to 1+1/2 inchs of water on top.

    had some footings poured this morning for double-storey extension but then had some rain which has left about 1 to 1+1/2 inches of water on top when I looked 3 hours after it had been poured. Builder says it will be ok, think he said it was a little bit watery mix as had it pumped in...
  17. 4

    Sloping roof

    Any suggestions on new lighting ?
  18. 4

    sloping roof lean to with plasterboard false ceiling

    Already have fitted kitchen with down lights but extending it out by 3m and really want it to look the same in the extension. Will this pass Building control or is this just not going to work. Cold Bridging or something ? if need be will drop the velux window but the main issue I...
  19. 4

    sloping roof lean to with plasterboard false ceiling

    Can you build a sloping roof lean to with plasterboard false ceiling ? Will have velux window boxed in and them allow me to put downlights in to match the rest of the kitchen. See image
  20. 4

    Sloping roof

    Can you have a slopping roof with a flat ceiling with down lights ?
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