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water tank

  1. H

    ball valve change loft water tank

    Hi, My overflow has been constantly going from the loft cold water tank. On looking the ball valve was very old and had been bent and tied and all sorts and it was leaking. I think it was a part one valve. I have tried replacing it with a part 2 valve. I have it in place and tightened...
  2. D

    Leaking Water Tank Help

    Hello We have a condenser boiler downstairs with the water tank upstairs. We have water dripping constantly out of one of the pipes at a rate of a bucket full every 2 days. Before we call a plumber, I just wanted to see if there is something I could be tightening to make it stop but dont know...
  3. R

    hot water tank in loft emptying !!!

    Hi folks a bit stumped at the moment ,i arrived home from work to a waterfall pouring from my gutters ,so went to loft to see that the tank was full and water overflowing into the header tank which was obviously pouring out into gutter.Now when i raised the ball cock the tank drained completely...
  4. G

    How long to install an unvented hot water tank ?

    I have a conventional gravity fed copper cylinder which is about 30 years old and planning to change to a direct mains fed hot water tank. Boiler is Gas and new (2-3 years old). I understand directed feed tanks need a drain outlet and a 22mm mains feed so that will add to the time but how long...
  5. N

    Hot water tank heats up when we only have the heating on

    Hello, We are having problems with our archaic back boiler heating and ho****er. Before we payout hundreds for a plumbers I thought I would ask on here.... Basically the system is very old, a baxi back boiler.Recently the hot water tank has started to heatup when we only have the heating...
  6. S

    Combi + Hot Water Tank - how to sort out my hot water system!

    Hi All, I have just purchased a house and as part of my renovations want to sort out the hot and cold water system. The previous owners clearly had to make some tactical and maybe short-sighted decisions as one of the occupants could not use the stairs and therefore needed a downstairs...
  7. C

    Moving cold water tank in loft

    Hi, i currently have a cold water tank in the centre of my loft above the landing walls that i would like to move to the side as its in the way. I understand the concept of having supporting walls to support the heavy load of the tank but need on advice on an idea i have. The tank currently sits...
  8. Bettyboo

    Horizontal water tank?

    Hello All Having house renovation done, inc loft conversion. Was going to put tank and boiler in first floor cupboard. Builder says can get megaflow type tank to put in eves of loft, and could also put boiler in eve space too. Builder says will save valuable space. I think there wont be...
  9. H

    Cold rads but water tank hot - Possible causes?

    Glowworm Micron 80FF boiler, boiler fires up (for very short periods, a few seconds) but does not heat the radiators but it heats the hot water tank. What could the possible problem be? Thanks
  10. R

    Cleaning system with direct feed hot water tank

    I've got an old heating system in my house, Baxi back boiler and 8 rads. Some of the rads have been getting warm at the top but cold at the bottom. I took one out and flushed it through. It took nearly an hour with a hose before I could get a clean flow! I though I would run some Sentinel X400...
  11. B

    Hot water tank pipe functions

    Attached is an image of the gledhill combi tank in my newly purchased flat. I can't work out what the second pipe going into the top of the tank does, and cant find any info on the internet. Please can someone advise? I think its a Gledhill economy 7 direct combi tank. Many Thanks, Joe
  12. K

    Cold water tank in loft

    Apologies if I have posted this in the wrong area. 2 storey house, combi downstairs, cold water tank in loftwhich is leaking via the overflow. Question is, do I still need the cold water tank? As you may have guessed my plumbing knowledge is minimal. Thanks in advance.
  13. M

    Replacing a water tank ballcock

    Hi All. I have a fast dripping overflow. Apparently the ballcock in the cold water tank is rusty and 'on it's last legs'. How easy a job is it to replace DIY or how much should I expect to pay a plumber to come out and do it? Thanks :)
  14. W

    Cold water tank overflowing after changing ballcock

    Hi peeps new to this forum and the world of plumbing. I've got a issue that two plumbers have so far failed to resolve and is driving me round the bend. I currently have a cold water tank that feeds my upstairs toilet recently it started overflowing and even though I could not find anything...
  15. W

    Airlock in mains cold water to cold water tank.

    Had a ball valve replaced on the cold water tank a couple of weeks ago. Later that day the system developed an airlock. It happens as the cold tank is refilling, and makes an awfully loud humming. Other than calling the plumber back can I fix it myself.. ? I've tried turning the water off at...
  16. I

    Leaking hot water tank from Albion Water Heaters 1200 x 450 Grade 3, 162 litre vented

    Leaking hot water tank from Albion Water Heaters 1200 x 450 Grade 3, 162 litre vented cylinder We had a new hot water tank installed 3 years ago and the leak probably started 1-2 years after installation judging by the build up of scale/residue around the leak, and the amount of water under the...
  17. P

    contact between tank thermostat and copper hot water tank

    Hi, I want to improve the thermal contact between the hot water tank and the thermostat. The old one had some sort of silvery paste. Anyone know what it is and where to get it - or can i use any high melting point grease? would the heat sink pastes for computers do the same job? cheers
  18. K

    Indirect vented cylinder - feed from mains instead of water tank. Doable?

    Hi, I am having my bathroom refurbished and had some builders in for a quotes. As part of the refurb, we want to install a mixer shower that requires at least 0.5bar. We have a standard gravity fed system (water tank in a loft) with indirect vented HW cylinder (in the airing cupboard in master...
  19. G

    Moving hot water tank from bedroom to loft

    I really want to move the large hot water cylinder from my bedroom. It takes up so much room and currently sits inan airing cupboard floor to ceiling. We considered a combi boiler but was told by British Gas because of our low water pressure, this would not suffice. I had a feeling that would...
  20. T

    Clunk Noise from Hot Water Tank Cupboard

    Hi Everyone, I'm looking for some advice as to what the loud clunking noise is that occurs when the cold water feed is activated in my house - either from a tap, toilet, washing machine, dishwasher etc. The symptoms seem to occur if the cold water has not been accessed for an hour or so. An...

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