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unvented

  1. I

    Draining ACV unvented Cylinder

    Hi Guys, has anyone come across the ACV cylinders, my client has SLE-160 in the loft and there is no drain off boss.. The cold inlet is on the top next to the hot outlet. I need to replace the immersion element located at the bottom of the tank. MI is not helpful. Possibly looking at...
  2. B

    Advice needed with my Hive Multi-zone and unvented tank

    Hi, I'd appreciate a bit of advice about my hot water and heating system.. So, we moved into a new build about 5 months ago and we have a TheraQ ProLite SS 250 unvented tank, we also have a gas boiler and Hive multizone. My understanding is that the boiler sends hot water to the tank to heat up...
  3. S

    Can remove limescale from unvented direct cylinder (center store)

    I have an unvented direct cylinder from centerstore to use it only for hot water CenterStore direct unvented cylinder 120ltr | Wolseley - https://www.wolseley.co.uk/product/centerstore-direct-unvented-cylinder-120-ltr/ but with two immersion heaters. I had it the cylinder working fine for 4-5...
  4. R

    Normal unvented indirect tank or high gain unvented indirect tank

    Hi, Trying to decide which cylinder to go for? I am renovating my house which will end up having four bathrooms and a wc. I am planning to go for a 300l unvented indirect cylinder as currently I have a vented cylinder with a cold water tank in the loft and face issues with hot water pressure...
  5. H

    How do I operate Santon Unvented Hot Water System, model PP170E?

    How do I operate Santon Premier Plus Unvented Hot Water System, model PP170E? I recently moved into this rented, all electric, 2 bedroom flat. I am spending more than £10 per day at the moment, which is simply unaffordable. There are two switches - cables connected to the a thermostat housing...
  6. J

    advice on timer control for Unvented Cylinder

    Would need some advice if I could replace Newlec Economy to OP Ecosave Timer control for “Unvented Cylinder Megaflo Water heater” As the current Newlec Economy timer control limits to heat up full tank of water during midnight only( one time a day. ) OP Ecosave Timer control allows to set...
  7. D

    Electric boiler and an unvented indirect hot water cylinder

    Hi, I have recently purchased a cottage with an LPG combi boiler (no mains gas in the area). I intend to replace this with an electric boiler and an unvented indirect hot water cylinder. The boiler will run four radiators and the hot water cylinder. The cottage has one bedroom. What size (kw)...
    • DavidB
    • Thread
    • boiler cylinder electric hot water unvented water water cylinder
    • Replies: 5
    • Forum: Boiler Advice Forum
  8. J

    Plumber or electrician to replace new timer switch Unvented cylinder

    Replace the current E7 Newlec Economy control to a mechanical 24 hour timer switch for unvented cylinder water heater, may I know if I ask plumber or electrician to do this job. Because Newlec Economy controller can heat up water once a day in midnight .I would require constant hot water in...
  9. E

    Leaking Unvented Hot Water Cylinder

    Hi, I've got an unvented hot water cylinder with a leaking pipe. The job is in a residential property in pontefract.
    • Elliott
    • Thread
    • cylinder hot water leaking unvented water water cylinder
    • Replies: 0
    • Forum: Bathroom Advice
  10. D

    Unvented cylinder location

    Hi all, I have a fairly large property (6 bed 4 storey victorian) and when we moved in the pre-historic boiler broke down and it resided in its own boiler room attached to the kitchen. It broke down in November 19 and had a nightmare getting anyone to fix it but they said it was unrepairable as...
    • Dan_boiler
    • Thread
    • cylinder unvented unvented cylinder
    • Replies: 2
    • Forum: UK Plumbers Forums
  11. S

    New Gledhill Stainless Lite Indirect Unvented alarming popping noises.

    Happy Christmas everyone, We’ve just had a new Gledhill Stainless Lite indirect unvented cylinder installed by Dyno. It is making an alarmingly loud popping noises when the hot water is being used, not always but very very often. Mentally to me, it seems like the inner casing of the cylinder...
  12. J

    Unvented cylinder installed but no G3 qualification

    I had an unvented cylinder (and gas boiler) installed by a Gas Safe Register engineer. He later informed Gas Safe Register which issued me a gas certificate. But Gas Safe Register told me I should have a Building Regulation Certificate for unvented cylinder installation. But the gas engineer...
  13. J

    Advice on Install a new Electric Shower (currently unvented cylinder)

    Advice on Install a new Electric Shower for shower cubicle and keep using the unvented cylinder water heater for bathtub I have an Unvented Cylinder Water heater 125 litre (MegaFlo) in an apartment of ( 15 years old) Currently it is not really capable of delivering enough hot water for more...
  14. J

    Tundish in unvented cylinder system throwing lots of hot water away

    We’ve had some issues with our boiler system making loud noises recently which sound like a bath being filled when you’re sat downstairs. Upon inspection of the cylinder upstairs (boiler is downstairs), we can see lots of hot water coming out of the tank through the tundish and we have no idea...
    • James Reeves
    • Thread
    • cylinder hot water system unvented unvented cylinder water
    • Replies: 2
    • Forum: UK Plumbers Forums
  15. R

    High gain unvented cylinder

    Hi there I am looking at changing my vented cylinder to an unvented 210L. I currently have a 30kw system boiler which I would like to continue using with the new cylinder. Looking at the various manufacturers of unvented cylinders, I see some of them have ‘high gain’ versions, such as Joule...
    • rk1655
    • Thread
    • cylinder high unvented unvented cylinder
    • Replies: 4
    • Forum: UK Plumbers Forums
  16. N

    Unvented cylinder pressure issues

    Hi, I am having issues with an unvented water cylinder and just wanted to double check something. About a week ago I noticed that when the system was turned on there was a dripping coming from the prv and pressure rose to around 4.5 bar. As soon as a toilet was flushed or tap was run the...
  17. J

    Installed Unvented cylinder will cause water pressure high?

    Dear all, I recently got a gas engineer installed a new boiler and an unvented cylinder & expansion vessel in my house, replaced the old boiler, vented cylinder and water tanks in loft. Just after a month of installation, last week, the house lost hot water, it was because the cylinder...
  18. M

    Unvented cylinder problems - over pressure or faulty expansion tank?

    Hi, New to this forum and also complete novice who knows pretty much nothing about plumbing. However I have done quite some google searching trying to find some answers. I live in a 1st floor flat which uses an electric duel element direct unvented water heater cylinder (150 litres). Recently I...
  19. N

    Unvented indirect with low pressure mains

    Hi, I live in a 9yr old 3 story townhouse with showers on the 1st and 2nd floor, a bath on the 1st and toilets and basins on all three floors. I've never been very happy with my shower and tap water pressures but have only recently investigated the issue. The house has an unvented indirect...
  20. D

    How long should I be heating my unvented cylinder

    Hi All, I have a tempest 360litre cylinder with a Ecotec 637 (37kw) all tucked away in the loft. I currently heat it for an 1.30 at 7 a.m. in the morning and then for 3 hours at 6pm till 9pm I actually wasn't sure this is the best way to heat it as I've read you should leave it for 6 hours...

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