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  1. J

    Adding hot water capacity to a wb37cdi

    Gents, Cold flow is great. We had supply pipe replaced for new plastic feed fitted from stop tap to inside house. I think its just the case that our hot water demand sometimes outsritps the boilers potential.
  2. J

    Adding hot water capacity to a wb37cdi

    Flow is really slow. If I can add a cylinder can anyone make a suggestion on what type, also what's S plan. Sorry for daft question, if it is daft that is Thanks :)
  3. J

    Adding hot water capacity to a wb37cdi

    Gents, Currently have a WB 37cdi, sometimes when hot water is on demand, hot water from other taps is lifeless. Don't really want to replace the boiler, was wondering whether I am able to add some sort of hot water cylinder storage to the existing system? Thanks
  4. J

    Seperate radial cct or not

    Guys, Got an electrician in to add some spurs to my existing ring main in kitchen as we are revamping it. As we are moving the fridge freezer also the electricial has suggested running it off its own dedicated radial cct and not off the ring main. It seems a little overkill or is that...
  5. J

    Water UFH

    Thanks for your input Delta, But I actually ordered the pipework for 150mm centres just before you posted. Went with this http://www.theunderfloorheatingstore-onlineshop.com/water-underfloor-heating-standard-room-kit-to-cover-25m2-905-p.asp with a digital timer. My boiler is WB 37cdi. Will...
  6. J

    Gas pipe in Kitchen

    Hey, There is one 90 deg joint/reducer looks very old and quite thick. Thanks
  7. J

    Water UFH

    Guys, Floor is 100mm concrete slab, at least 85mm celotex finished with screed. Thinking about going for 150mm centres. Does that sound reasonable? Thanks
  8. J

    Gas pipe in Kitchen

    Guys, Just a query, been digging up my kitchen floor for new concrete base and insulation. I have come across my gas supply pipe from meter to hob. The depth of the pipe is 110mm. This would place the pipe smack through the middle of my celotex insulation. Question is should I get the pipe...
  9. J

    Water UFH

    Guys, Looking at water UFH system, the one I am looking at suggests pipe centres at 250mm. I am installing in a kitchen approx 17m2. I have read posts suggesting 150mm centres & 100mm centres. Your guidance & experience would be gladly received. Thanks
  10. J

    Depth advice

    Freaky phrases :lol: Thanks again Oldun :D
  11. J

    Depth advice

    Thanks Oldun, Just to clarify some points please: 3. I take it the slip membrane material could be same as DPM? 4. Whats P/A ( sorry not in the building trade ) 8. After I have wacked down the MOT then I lay sand on top?? Floor is approx. 17m2 I had worked out 4 ton of MOT 1 for...
  12. J

    Depth advice

    Guys, Ripping up my old concrete floor (1950's house has no insulation) to install a new concrete base, insulation & screed including wet underfloor heating. I will be ripping down initially 75mm for screed, 100mm insulation and 100mm for concrete base. Question is how much depth should I...
  13. J

    Where best to insulate

    Cheers gents
  14. J

    Where best to insulate

    Guys, Ripped old old plasterboard from 18 year old extension as I am refitting the kitchen, have found a small layer of fiberglass insulation and absolutely nothing in or on the rafters. Would it be best practice to insulate rafters, I was thinking 100mm Celotex in between the rafters & 50mm...
  15. J

    Needle spacing advice

    Guys, Propping up a 3.6m wall to take a UB. Using 2 4x2 nailed together as read in previous posts, how far apart should I have the spacings for the needles? Thanks
  16. J

    first lintel installation

    How did your lintel installation go?
  17. J

    Joists placed in UB

    Is it quite straightforward for me to drill the web or should I get the UB supplier to do that? Can I just bolt in a 6x2 joist, possibly at 600centres. Would that be sufficient Noseall? Would I wrap the jiffy hangers around the joist before bolting in just to make it more secure? Thanks again.
  18. J

    Joists placed in UB

    Guys, Putting in a 178 x 102 x 19 UB to open up kitchen into extension. Originally was going to use 6x2 timber joists as the roof span is 2.4m, also the joists will be resting one side in the actual UB web. I dont actually know if the internal dimension of the UB will leave a gap if I use...
  19. J

    Minumum contact area for steel lintel

    Cheers guys appreciate both comments. I have approx 250mm so I am well in there. Thanks
  20. J

    Minumum contact area for steel lintel

    Gents, What is the recommended safe area that a steel lintel should be placed onto a pastone for supporting on the ends? Hope the question makes sense. Thanks
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