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  1. H

    draining and filling ch system

    Well its a bot of a guess, but if you have 2 drain cocks and no rads it may be there's a drain on both flow and return, yes this can be acjhieved by opening the valves anything to let air in to replace the water coming out the square bit will unscrew fullly if you want but best to leave it in...
  2. H

    Biasi 24S Problem

    best to get someone in to look as it could be a couple of things,and it would be a bit of a guess on the forum, but the plumber wont have affected the gas pressure by removing the fire. so probably coincide4nce
  3. H

    4 new rads in extension

    if you connect both to the flow, you'll get nowt coming through as they will cancel each other out, you need to get the boards up and connect to the flow & return
  4. H

    Worcester 28i Verus Valiant 831 combi

    Vaillant for me, however the worcester is a 28KW and the Vaillant a 31 KW so its not really comparing like for like with the higher KW vaillant you should get more hot water flow
  5. H

    Water pipe insulation

    Jonathon, you are thinking of trace heating but thats more for commercial application, have you tried wrapping loft insulation over them, just get it as tight to the pipe work as you can and also a liberal amount on top, its going to be easier and can be just as effective, there's lofts all...
  6. H

    1 radiator not hot - no TRV, pipes cold

    Well if it was getting hot up to the valve, then that side is probably ok so its either a blockage in the radiator or a restriction on the return side, you could take the rad off and try flushing it through, just close valves on both sides of radiator and undo the nuts, making sure you have...
  7. H

    New boiler and radiators fitted... is it done correctly?

    Expert! what about screeded underfloor pipe work? thats plastic and comes into direct contact with the screed, and is perfectly acceptable as per many MI's
  8. H

    Rising Main

    if you take it under the founds, dont forget to put a lintel over it!
  9. H

    soil stack inside or out?

    well the sensible thing would be to follow the drawings, though the stack could be internal or external, and if passing through blocks it should be linteled over for protection
  10. H

    radiator

    Well it depends on the size of the pipe work you intend to use, also what material? do you intend to bend the pipe or use manufactured bends? if using copper it will need to be protected from the plaster, and the pipe work should be secured normally using nail in clips
  11. H

    Bedroom radiator works some days or just some mornings

    Well if you removed the trv and the rads heating up it looks like the trv is faulty, you could see if the pin is moving freely for starters, or just swap it out for a new one
  12. H

    Cloakroom Macerator WC

    All toilets are compatible with macerators, when you say suitable for a bulkhead do you mean for a back to wall pan? just go to wholesale bathrooms (hillington)and have a look at to see what suits you
  13. H

    Ariston Boiler - No hot water or heating

    Well you havent given any info on type of boiler ie system/combi pressirised etc, but if its a pressurised system an easy check for the tenant is to look at the pressure gauge and make sure its reading about 1-1.5 bar if not top it up using the filling loop Ariston are ok for mid range boilers...
  14. H

    Cannot control Under floor heating

    well if its recently installed get the installer back to look at it, he's best placed as it could be a few things, motorised valve,thermostat, etc
  15. H

    Lead replacement pipe

    they will probablt do the same as all the other water boards and just leave it, its not going to be doing any harm as it will be redundant :D
  16. H

    Plumbing and Heating

    I think you might be best to get the fitter back, there could be a couple of things causing this,and he should be able to sort it out as these are normally quiet boilers
  17. H

    Rigid riser help?

    of course the easy way is just to angle the shower rose :roll:
  18. H

    Plumbing for a washing machine and sink.

    Maybe best if you get a copy of the plans for the extension, which will show the drainage modifications, if its sticking out from the concrete base it may be its redundant (not connected to the drains) so using it would cause problems
  19. H

    gas inspection

    well it depends what you are registered to do, if you are not carrying out the work you are registered for then you can lose those competances, ie a registered installer/servicer of gas water heaters who never installs /services them can lose the water heater competance cert, or if your...
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