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return

Recent contents Top users
  1. S

    Venting a return circulating pipe from boiler (open vented system)

    Hi I am thinking of modifying the pipework to my Baxi 24 solo he. At the moment the feed and return both point upwards. I intend to feed the return from the bottom, so I will need a vent on the return, any suggestions of the best way to go about it. I am thinking of removing the supplied return...
    • Simon 45
    • Thread
    • boiler pipe return system
    • Replies: 0
    • Forum: Boilers
  2. A

    Advice needed regarding possible return to the gas industry

    Hi all, Fantastic forum you have here. To begin with, I have been out of the game for about 10 years now. I completed my NVQ 2 plumbing qualification and was Corgi registered. I worked for about 5 years installing boilers and heating systems. However, I was young. At the age of 22, I decided...
  3. G

    Prv on flow or return does it matter?

    Just wondered if anybody has an opinion as to why some manufacturers ask for the prv on a sealed system to be installed on the flow pipework rather than the return?
  4. W

    Tax return materials connundrum.

    You declare your income and you submit all your material receipts. But most people end up with a lot of materials on the van. They already claimed the full cost of which offset against their earnings. Presumably this evens out because you then use them up next year, have less material receipts...
  5. A

    T connection on return flow of central heating

    Hi all. I'm after a quick bit of reassurance that the plumbing work I have just had completed is up to scratch. I have an open vented central heating system with hot water cylinder in an S plan plus arrangement - 2 central heat zones (one old, one just added for extension). The second central...
    • ab0apm
    • Thread
    • central central heating connection flow heating return
    • Replies: 19
    • Forum: Central Heating Forum
  6. M

    Hot water being returned to feed and expansion tank via return pipe

    Good afternoon to you all. Firstly please allow me to apologise if this question has been asked time and time again but i'm baffled, have googled like hell and am now maybe a little confused. So, Saturday evening i pop out and upon return i notice water dripping from one of the attic overflows...
    • markp2067
    • Thread
    • expansion hot water pipe return tank water
    • Replies: 20
    • Forum: Central Heating Forum
  7. Riley

    Cylinder return rule of thumb

    Evening chaps, I was always taught that the rule of thumb is that the cylinder return should be the last tee before you head back to the boiler. I was chatting to a guy today at a job who was adamant that it didn't matter. He has plumbed in four cylinders in a block of flats refurbishment...
  8. C

    Positioning flow and return pipes for a pumped system

    Hi. Does it matter if the return pipe sits above the flow pipe? Its a two pipe system. Sorry if this is a basic question. I am a propper novice.
  9. L

    Open vented hot water cylinder with secondary return and shower pumps?

    Wanted to get some advice. I am looking to install secondary return pump to open vented cylinder as it has a long run to two wash hand basins that are supplied from side tapping of the hot water cylinder. What this house also has are 3 bathrooms that have baths and showers which have fancy taps...
  10. J

    Secondary heat exchanger - flow/return temperatures

    Hi all, I'm a Gas Engineer, and new to fault diagnosis/repairs. I've measured the temperature on the flow/return pipes across my combi's secondary heat exchanger, with the hot bath tap on full. I have a Vaillant Ecomax 24 (year 2003). The flow was 70c, the return was 43.8c. I'd be interested...
  11. N

    New Worcester 34cdi classic. Hot water ok, Flow hot, return cold, all rads cold

    Have new boiler installed. Central heating and hot water all working before replacement. Flush etc all carried out before replacement. Hot water heats perfectly but no radiators heat and no heat in flow to any radiator. Tried crossing flow and return but no joy. Doesn't seem to be a block in the...
    • Neilly
    • Thread
    • cold flow hot water rads return water worcester
    • Replies: 9
    • Forum: Bathroom Advice
  12. A

    Conflicting advice on flow and return for new install

    I need some advice please. I have had several quotes for a central heating and hot water installation for a large 3 storey house with 22 rads (inc towel rails) but the advice I am receiving is conflicting and just wanted a bit of insight please. Chap number 1 suggests 22mm flow and return in...
  13. J

    Advice Please - Flow/Return Reversed

    I could use a quick bit of advice if possible please. I will explain the situation in as few words as I can listing just the important stuff. I would like to know if running the system as it is could cause any damage to anything, or reduce it's life? I had a new 18/25 Utility System boiler...
  14. J

    bleeding flow and return from boiler to UFH manifold!!

    Hi, I have just installed my Underfloor heating. 4 zones in total and pressure tested after filling each loop. I have now connected up to the 22mm flow and 22mm return (new install where the plumber who installed a new boiler left these ready for me). The current system have a radiator curcuit...
    • John2008
    • Thread
    • boiler flow return
    • Replies: 4
    • Forum: Boilers
  15. K

    Hot water Secondary return quires, 5 bathrooms

    Hello I'm after advice on the installation of a secondary hot water system . The system will be suppling five bathroom s, a kitchen , cloakroom and utility room in a barn conversion. I usually install on a small domestic level so this is a bit bigger than the norm. The hot water and heating...
  16. F

    Return line aquastat

    A new Baxi Duotec has replaced a old combi unit that had short cycled (when 2 radiant floor loops were added to an old cast iron rad system), and the solution was to put a separate aquastat on the return line. The Duotec appears to be able to modulate such that the return acquastat is...
  17. P

    Feed and return pipe size

    Hello, I need some advice from the experts please. As part of a full refurbishment of our house we had a completely new heating system installed: Vaillant Ecotec Plus 630 system boiler (30kW), three heating zones (loft = 2.5kW total radiator output, first floor = 6kW, ground floor = 10kW) plus...
  18. T

    w/c pan fixing points directly over c/h 22mm flow and return pipes.

    The subject line says it all! The new close coupled pan/cistern I have to fit has its fixing holes directly over the main 22mm c/h pipes. I'd have to pack the cistern off by about 30 mm. to clear the pipes. I'll fix with some short screws that don't penetrate the flooring but what else can I do...
  19. leesparkykent

    secondary return on hot water.

    Hi plumbers/engineers...Lowly electrician here :biggrin: I've built a new extension on the back of the house and also linked the barn/workshop to the house. I'm converting the old workshop to habitable space at the same time as fitting out the extension. At the back of the old workshop I've...
  20. AlexGas

    Horley plumber offers reward for return of tools worth £10,000...

    Horley plumber offers reward for return of tools worth £10,000 after his van is stolen | Surrey Mirror
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