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gravity

  1. L

    bit of advice 2nd shower gravity system

    Hi. Have gravity system(vented)bathroom and ensuite with a shower(no pump).Planing bathroom upgrade to 2nd shower with bath.What would you recomend to go for: 1.Electric shower 2.mixer shower(with pump)or would it work without pump(concerned about low preassure) 3.digital shower from...
  2. P

    Gravity Fed Air In System

    Hi All, I've just added four new radiators to a property. System: conventional heating system Conventional Potterton Suprima boiler I've bleed the air from the radiators correctly, starting at the bottom then upstairs. All the radiators seem to be getting hot, but the boiler seems switch on...
  3. B

    Gravity DHW with conventional oil boiler with 1 flow & 1 return top connections?

    For the last 30 years our house has been very successfully heated by a 70/90 Myson oil fired cased boiler in the kitchen. 1 flow + 1 return on one side for gravity DHW system and 1 flow + 1 return on the other side for pumped radiator circuit. My heating engineer advised that the boiler should...
    • bigjr
    • Thread
    • boiler flow gravity oil boiler return
    • Replies: 17
    • Forum: Boiler Advice Forum
  4. M

    Replacing gravity fed system in flat with no gas. Help me please

    Hi, I am renovating my apartment, so new kitchen and bathroom, but have really bad hot water. I am running an electric gravity fed system at the moment as i have no gas, but pressure is terrible as i have a flat roof and tank is in the airing cupboard, only at head height. It is ok for the...
    • Muzzafish
    • Thread
    • gas engineer gravity replacing system
    • Replies: 0
    • Forum: Gas Engineers Forum
  5. W

    Advice on pumped CH and gravity HW system

    My CH system consists of a Potterton Suprima 60 boiler, Sunvic 207 Select programmer/timer , Honeywell 4073A 3 port valve Grundfos 15-50 pump on the ground floor with a immersion tank on the 1st floor. I believe it's a pumped CH and gravity HW system. When I switched on HW (with CH off) on the...
  6. E

    Gravity solid fuel with remote cyl + oil

    Hi all, looking for some practical guidance, went to a bungalow to quote on relocating and upgrading oil boiler and controls. Found; 30+ year old house which originally had a Tirolia solid fuel cooker/boiler (now a Stanley stove boiler) with 1 in (28mm) copper rising to attic and traversing...
  7. T

    Gravity heating circuit

    Hi all. Looking to fit addition all rad in each room of house so will have one off of combi & one of solid fuel fire, 4 rads tops going on. Want to have gravity rather than pumped so uses no electricity. House is a 30`s chalet bungalow, any idea on sys design (already thinking 28mm tube with...
  8. I

    gravity DHW pumped heating upgrade???

    hi got an install to do 'exsisting, ground floor boiler ,loft (2nd floor) cylinder-FE tank, 28mm flow return to boiler reducing to 22mm onto cylinder coil with the OV and WF from FE tank on 22mm flow just before cylinder. heating pumped ground floor 22mm reduced to 15mm - typical 70-80's set up...
  9. I

    gravity DHW pumped h????

    hi got an install to do 'exsisting, ground floor boiler ,loft (2nd floor) cylinder-FE tank, 28mm flow return to boiler reducing to 22mm onto cylinder coil with the OV and WF from FE tank on 22mm flow just before cylinder. heating pumped ground floor 22mm reduced to 15mm - typical 70-80's set up...
  10. J

    Gravity Hot Water ???

    Post copied from plumbing forum Hi Its now 11:05pm and I can't see the wood for the trees! I have visited a customer today who wants to replace their old Ideal E type RS 50 with a more modern and efficient floor standing boiler on a fully pumped Y plan system (Obviously avoiding the...
    • jaw
    • Thread
    • gravity hot water water
    • Replies: 4
    • Forum: Bathroom Advice
  11. J

    Gravity Hot water ???

    Hi Its now 11:05pm and I can't see the wood for the trees! I have visited a customer today who wants to replace their old Ideal E type RS 50 with a more modern and efficient floor standing boiler on a fully pumped Y plan system (Obviously avoiding the possibilty of "pumping over"). The current...
    • jaw
    • Thread
    • gravity hot water water
    • Replies: 11
    • Forum: Bathroom Advice
  12. J

    Pressure problems.. Gravity fed system.

    Hi, I am very inexperienced at plumbing but I am having a real problem with low pressure in my upstairs bathroom. The problem only affects the cold water taps for some reason, the hot water is fine. The problem first appeared about a year ago when we had the bathroom redone, the cold water...
    • Jreucassel
    • Thread
    • gravity pressure system
    • Replies: 11
    • Forum: UK Plumbers Forums
  13. S

    Is my P-Trap defying gravity?

    The kitchen sink had been giving some trouble for a while, and chemical cleaners wouldn't clear the blockage. After waiting till all the chemicals had fully drained away, I took the J-Trap out and found a horrendous amount of fat build-up - cleaned it all out and reattached it. Water won't...
  14. D

    Gravity feed pipe sizing

    Anyone got any info about pipe size/run lengths v total heat load for gravity systems. All I was ever taught was that you needed to use 28mm pipe to connect your gas boiler to the primary of your HWC. Connecting a woodburning boiler to a thermal store is a somewhat different ball game! Not...
    • Deleted member 2053
    • Thread
    • gravity pipe
    • Replies: 5
    • Forum: UK Plumbers Forums
  15. W

    draining down gravity fed c/h system

    Hello. I'm a novice diy'er and need some help....I need to drain down my gravity fed system but not too sure how to do it. I know how to connect to the drain off valve on the lowest rad but not too sure of isolation or shutting off the water? Do I need to isolate both boiler and the...
  16. P

    Gravity to pumped

    Converting old oil boiler with gravity HW to pumped system with condensing boiler. at present there are the usual feed and return gravity pipes from the boiler. The central heating feed with a pump on the boiler splits for 2 radiators on the ground floor and the rest feeding the first floor and...
  17. V

    Gravity Boiler Heating / Hot Water Query

    Hello - I have a quick question. We have a Ideal Mexico gravity boiler. It's very old (not our choice - landlord's choice). We currently have the central heating completely turned off. However, whenever the hot water heating comes on, certain of the radiators are also heated to a very high...
    • vandyalum
    • Thread
    • boiler gravity heating hot water water
    • Replies: 17
    • Forum: Boiler Advice Forum
  18. T

    Gravity drainage system

    Hi, we have a gravity drainage system. The pipes goes from treatment tanks to the water treatment plant where the water will be treated to achieved regulation. The system doesnt use any pump, just gravity, but for landscape reasons we have to make an arragenment to the pipe, so at the end is...
  19. C

    Gravity system pressure

    Guys, need advice, got a gravity hot water system, head is 12 m but had to install a pump because there is 4/5 Victoria style old baths which can be run at the same time this at moment makes the water die when 2 or more are run. the pump installed blows over the expansion back into the tank...
    • Chalmers7
    • Thread
    • gravity pressure system
    • Replies: 6
    • Forum: UK Plumbers Forums
  20. G

    gravity hot water

    heating working fine on pump but cant get cylinder to heat up for hot water which is gravity
    • GAZZA19
    • Thread
    • gravity hot water water
    • Replies: 8
    • Forum: Bathroom Advice

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