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gravity

  1. S

    Mechanical Timer for a pumped heating gravity hot water system

    Can anyone recommend a good mechanical timer for a pumped heating gravity hot water system. Thank you for your help.
    • storeyn
    • Thread
    • gravity heating hot water system water
    • Replies: 1
    • Forum: Bathroom Advice
  2. N

    Anti gravity loop

    Apart from siphonage and air what are the other reasons for installing this so called London loop?
  3. L

    Cap off towel heated towel radiator - open vented heating system with gravity feed

    hi there. Have an old corroding towel rail in our main bathroom which I would like to remove and simply cap off. I was going to simply lift the floor boards and connect the two pipes under the floor after removing the spurs to the towel rail as didnt what to cap each one off individually as...
    • lyndonho
    • Thread
    • gravity heating heating system radiator system towel
    • Replies: 12
    • Forum: UK Plumbers Forums
  4. R

    Gravity hot water not circulating.

    Got asked to look at boiler today as they had no hot water. It was an old Worcester Heatslave oil fired boiler with pumped heating and gravity hot water. The flow was only getting hot about 6-7 inches above the boiler. The whole install is a mess, feed and vent are BOTH 15mm. The feed used to...
    • R1CKY
    • Thread
    • gravity hot water water
    • Replies: 5
    • Forum: Bathroom Advice
  5. E

    Gravity fed system with no open vent?

    Hi all, just viewed a proposed boiler install heat only direct swap. The system is gravity fed but has no open vent? So I presume the water expands back into the cistern. Is this common?
  6. E

    Gravity fed combi

    I'm trying to figure out a problem for a guy with solar heating that connects through a cylinder and then to the DHW inlet at his combi. The warm water from the solar panel is a closed circuit which warms the water in the cylinder through a heat exchanger, the water in the cylinder is static, it...
  7. 1

    Bath with gravity fed hot

    Dear (ladies?) and gents, I'm due to help a friend install a new bathroom suite, and he has chosen a bath with tap holes on the long side of the bath, the side which sits against the far wall...My original thought for plumbing this ridiculous thing in was to buy some of those extra long...
  8. M

    Gravity cylinder

    Hi HiGoing to a job where they have an indirect system connected to an direct cylinder, tappings for a indirect cylinder but says direct on the side and there is no F&E tank in loft only CWSC. The heating system has a lot of air/gas in it and just does not work properly. So I have proposed to...
  9. M

    Gravity hot water

    Hello All This might be a bone question but can I fit a new boiler & keep the gravity hot water system ? I'm sure I can't due to the regs & condensing oil boilers mostly have two outlets ( apart from the very high quality WB range, NOT! )but other plumbers have told my customer that it's ok. Am...
    • mick99
    • Thread
    • gravity hot water water
    • Replies: 9
    • Forum: Bathroom Advice
  10. M

    trianco oil fired external (with cylinder in attic) gravity fed system

    i am on a job where the radiators down stairs are heating good but the 3 upstairs rads have no heat whatsoever, the boiler is outside at back door of house and is working perfectly,pump sounds great and set at 3, radiators are full of water upstairs yet no heat apart from at one which has tiny...
  11. M

    Water temp for gravity fed shower from boiler and immersion different

    Hi looking for some advice regarding my shower, it gravity fed and run with a pump. When the water is heated using the immersion tank the shower mixer gives hot water. When the water is heated by the boiler the shower is luke warm, even though the water run from a tap is hot. I've replaced...
    • Micro1964
    • Thread
    • boiler gravity immersion shower water
    • Replies: 6
    • Forum: Boiler Advice Forum
  12. A

    help understanding gravity system

    I'm renovating my bathroom and want a better showering solution (there was an electric shower installed by previous owner, fed from the mains). From what I've read I have a pretty standard gravity system, with a cold water tank in the loft and a heater in a cupboard. It looks like I will have...
  13. L

    Water pressure problem, gravity tank + shower booster pump solution?

    I just bought an upper 2-floor maisonette flat and upon taking my first shower realised there is no cold water pressure from the shower head, only hot. The bath nozzle has some (weak) cold water pressure. Please see the attached diagram. I think the explanation is that the gravity cold water...
  14. M

    Adding radiators to gravity hot water system.

    A customer of mine has a coal fire with back boiler that gravity feeds a hot water cylinder. The pipes between the two run partially through the kitchen where a small radiator has been added. The house is a dormer bungalow with a bedroom/bathroom conversion in the loft, the F&E tank has been...
  15. R

    can i use old 1" and 1 1/4" gravity pipes when converting to fully pumped?

    hi i've got a pumped central heating/gravity hot water system. if i was attempting to convert it to a fully pumped S plan system - as you can tell i'm a diyer - can i use the old 1 1/4" flow and 1" return of the gravity system for my pumped hot water or should i take this all out and...
  16. S

    Gravity Ch

    Have you fitted gch to a wood stove ? Any advice please ! Not that I will be installing one just interest to know anything about them specially of a non contoured source of heat ! thank you :)
  17. J

    gravity fed system queries.

    Hi, I was called to a customers premises today to quote for a replacement boiler and upgrade of system. The customer has a back boiler (baxi bermuda) and i believe it is fed by gravity.I am not familiar with this type of system so i just wanted to check are gravity systems usually one pipe...
  18. P

    Boiler for Gravity fed System?

    Hi guys can you get a boiler that will work on a gravity fed system or are they no longer available? i know most are pump fed systems nowadays but the customers budget it tight, Thanks guys
  19. gassafe

    Fiting a Hot water cylinder with gravity coil

    After a mix up at the merchants I have been left with a regular 36x18 copper cylinder, but the one I was after one suitable for a gravity fed coil! The manufacterer said it might work, as the coil does fall thoughout the coil ( which i can see thru the immersion hole ), but I just wondered what...
  20. J

    Problem with old one pipe system on oil fired pumped CH with gravity DHW

    Hi Guys, called to property with oil fired pressure jet boiler. loads of people looked at it in the past apparently but not sorted it. V old one pipe system with 10 rads, some old some new. Most recent somebody renewed the circ pump which is on the CH return to boiler about 1m away. The gravity...

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