cylinder

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cylinder

Recent contents Top users
  1. S

    Unvented hotwater cylinder

    Hi, The invented hot water tank is dripping water continuously. I have tried to top up the air as suggested in YouTube videos by shutting off the hot water outlet and cold water inlet into the tank, opening the hot water tap to let the water out then opened the valve to air in. Have kept the...
  2. eric12

    UK Can a HW cylinder be used as primary heat source for CH only?

    Hi, I would like to know if a HWC can be used as a primary heat source for a new central heating system. My idea is to heat the water in the cylinder in advance for space heating, then use a circulating pump to distribute around the home in radiators. The cylinder will contain radiator water...
  3. G

    Leaking cylinder around immersion heater

    Hi. My hot water cylinder has a small leak. It's from the immersion heater where it screws into the side of the cylinder. I removed it, fitted a new o ring and put it back. It still leaked slightly worse if anything. So I bought a new heater the same make and model as the original and fitted...
  4. B

    Unvented hotwater cylinder

    Fitted unvented hotwater cylinder building control looking forms signed it off job was in england i am qualified northern ireland send out a form to fill in what do u need to sign off in england as building control said they dont give out forms like they do in northern ireland
  5. T

    Shower Pump on air to water Unvented Cylinder?

    Hi, I'm in my new build 2 years and the shower pump has died. I have an air to water unit downstairs is in the utility which I've been told is unvented and pressurised. The cold water feed into this cylinder is from the attic tank, not the mains as I turned off the mains stopcock to see if hot...
  6. M

    Unvented cylinder D2 pipework installation to toilet waste pipe

    Hi guys, just want to get advice, i want to replace venten to unvented cylinder, is it ok to install D2 pipe to toilet waste pipe see picture? as there is no easy options to get it outside.
    • MPGASANDPLUMBING
    • Thread
    • cylinder installation pipe pipework toilet unvented unvented cylinder waste waste pipe
    • Replies: 2
    • Forum: Boilers
  7. Z

    Vaillant VR10 with a vented cylinder?

    Hi, I was hoping to replace an old system boiler with a Vaillant Ecotec Exclusive 627 system boiler, thats the one with the diverter valve so no need for zone valves, controling it with a V-Smart and a VR10. I've spoken to Vaillant Tech and they said you cannot use the VR10 with a vented...
  8. Zach054

    Cylinder problem

    Hi There was no shut off valve on the tank feed to the hot water cylinder, and I needed to move a couple of hot water pipes, so I shut off the mains water, turned boiler off (Remeha avanta) and opened the hot kitchen tap to drain the cylinder. After doing the work etc, Everything up and...
  9. J

    Cotherm GTLH3161 Cylinder Stat

    What is/should be the switching differential in the above, installed in a Heatrae Sadia unvented HW Cylinder, set to 60C. Can't find anything in the spec sheet re this.
  10. S

    Possible Leaking Gravity Fed Hot Water Cylinder Valve

    Hi all. This ‘valve’ is at the bottom of our domestic hot water cylinder. Anyone have any idea what it is please? It must’ve been there for many years and seems to be leaking.
    • s11lko
    • Thread
    • cylinder gravity hot water leaking valve water water cylinder
    • Replies: 4
    • Forum: UK Plumbers Forums
  11. C

    Ariston Classico HE STD 150 unvented cylinder leak

    Good evening, I'd like your opinion on something that is worrying me please: my landlady's plumber replaced the bottom/night element of my 20-year-old unvented cylinder (an Ariston Classico HE STD 150) 5 days ago and I hadn't noticed that it was leaking. He fixed the leak today but now the...
  12. P

    Should I insulate vent pipes in loft (from DHW cylinder and central heating)

    Hi I recently did some pipe insulating in my loft. The only two I didn't do were the vent pipes. Not sure if that is the right term for them? They are the pipes that feed water back into the top of the tanks when there is excess, presumably from steam, expansion, etc. The one going to the cold...
  13. D

    OSO unvented hot water cylinder - Wi-Fi / programmable control

    Hi all, I have an OSO Direct 210 hit water cylinder installed in my home, with 2 switches (on/off; and boost). The boiler is for hot water only (rads are electric). In the 5 years that I’ve lived at this property, I’ve never once turned the boiler off; however, with soaring energy prices, I’m...
  14. M

    Composite valves unvented cylinder

    Do most composite valves now for unvented cylinders have a tee on them For the expansion valve connection? The ones I used to fit just had the balanced cold connection coming of it. Them I tee'd off downstream of the composite valve for the expansion
  15. P

    Where to find a replacement cylinder for Ariston 150L unvented

    Hi my daughters Ariston Cylinder has started to leak around the Emersion heater. She has never used the emersion heater so I was wondering if there was anyway to take it our and fil the hole with a blank? Or if anyone knows where to find an Ariston cylinder 150L unvented??
    • Pete from Cambridge UK
    • Thread
    • ariston cylinder replacement unvented
    • Replies: 2
    • Forum: UK Plumbers Forums
  16. T

    h/w cylinder compatible with future heat pump system?

    Hi We urgently need to get our h/w cylinder replaced because it's leaking. Our current system is oil boiler feeding underfloor downstairs, radiators upstairs and an unvented hot water cylinder for hot water. We are thinking of moving to a heat pump at some point but aren't ready to do this. My...
  17. P

    Change shower mixer. Invented hot water cylinder

    I need to change my shower mixer and I have a unvented hot water cylinder. Is it sufficient to turn off the mains? Do I need to drain the cylinder? Thanks
  18. C

    Noisy megaflo cylinder (whining)

    Hi, hope someone can help with this. My central heating system has a Worcester gas combi boiler, paired with a nest thermostat and a megaflo cylinder. When the boiler starts in the morning, the radiators start to warm up ok, but this is accompanied by a loud whining of the pipes attached to the...
  19. siricosm

    Weather compensation for cylinder?

    Does anyone know of a weather compensation unit that can be fitted to a cylinder? I have an Ideal Logic Max H24 which heats a thermal store. The boiler can take an Ideal weather compensation unit to raise the target flow temperature as the outside temperature drops, but the store temperature...
  20. B

    Do I need a washer for blanking plug in a copper hot water cylinder?

    Hi all I'm blanking a couple of openings in a hot water cylinder. The Screwfix Flomasta 1" BSP plugs fit perfectly but no washer supplied or listed. Given that the element has a washer and everything else is a compression fitting I'm concerned these should have one. The alternative is PTFE...
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