heating system

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heating system

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  1. H

    Central heating system cleaning

    Hi all, I have added a bottle of Fernox F3 into my towel radiator upstairs, I have run the heating for a good few days now. I have bleed off points downstairs I can attach a hosepipe to drain the system. Question when all the water has drained out can I leave the hosepipe on and fill the system...
  2. T

    New plumbing & heating system advice

    Hello, I'm installing a new central heating & plumbing system and just wanted to run through my design choices to make sure I haven't overlooked anything! It's a 2 bed, 1 bathroom semi-detached house. These are the proposed appliances: WC, Basin, Bath, Shower, Bath, Washing Machine, Kitchen...
  3. T

    New plumbing & heating system advice

    Hello, I'm installing a new central heating & plumbing system and just wanted to run through my design choices to make sure I haven't overlooked anything! It's a 2 bed, 1 bathroom semi detached house. These are the proposed appliances: WC, Basin, Bath, Shower, Washing Machine, Dishwasher...
  4. S

    Repiping Central Heating System Advice

    I am repiping my whole house and changing from combi boiler to a 30kW system boiler & 250Ltr or 300Ltr unvented indirect hw tank. Can somebody give advice on my rough plans/sketches for repiping my radiators using 22mm & 15mm. I have only shown the flow line as the return line will just be a...
  5. J

    Old un-pressurised heating system - top up valve

    Hi All, I hope you are doing well. I have old un-pressurised heating system and I need to top up the water but I cannot locate the bloody valve. Where is it? Is it in the attic? I also have this valve with black screw on top. Should this be opened or closed? Thank you
  6. H

    can this be done in a pressurised heating system

    Hi all , on a pressurised heating system is it ok to take a flow and return up into the loft and down again to install new radiator also would it be prudent to put AAV at the high point , thanx in advance . Howy
  7. mattgriff88

    Flushing/Cleaning central heating system?

    Hi I have recently bought a house which is 17 years old. There was a small leak from one of the radiators So I took the pipe off and drained the radiator and the water was black/brown. I took the radiator off and flushed it out with a hose pipe out the garden but it's got me thinking and I...
  8. paulusgg

    Low loss header in a central heating system

  9. C

    Renewing inhibitor in underfloor heating system.

    We have a Daikin Air Source heat pump feeding our hot water and under-floor 8 port manifold heating system. The Daikin has just had its annual service and the engineer commented that the water looked discoloured and that the inhibitor needed replacing?? Is this an easy procedure? I'm pretty...
  10. B

    What is the problem with my oil central heating system?

    Context for issue: Last winter the temperature switch on my boiler shorted somehow, the boiler was then running WAY too hot and ended up blowing/melting a hole in one of the pipes. I repaired this by putting in a new stretch of pipe in and just connecting it to the existing pipes with two...
    • Butchy10
    • Thread
    • central central heating heating heating system system
    • Replies: 6
    • Forum: Boilers
  11. B

    What is the problem with my central heating system?

    Context for issue: I'd like to start by saying I'd rather not read 100 "Hire a professional comments", I will do that when/if it comes to it, but I'd like to do it myself if possible. All images for system here: https://*********/a/ngPQkre Last winter the temperature switch on my boiler...
    • Butchy10
    • Thread
    • central central heating heating heating system system
    • Replies: 0
    • Forum: Central Heating Forum
  12. S

    DIY Replumb Heating system

    Hi, I'm after some advice for a current system which I'm looking to replumb. Our house has had various extensions of heating system with newbuild extension and other additional rads over the years and now the system is inefficient and doesn't heat up consistently. In the extension, because the...
  13. E

    How to calculate heating system capacity for expansion tank

    Hello want to know on how do you calculate size of expansion tank for closed heating systems . for example 500 meters of 16mm underfloor heating and 4 double ~1000mm radiators , hot water cylinder coil , and oil boiler
  14. M

    How to design a domestic plumbing and heating system

    I am starting a large victorian renovation and it will involve, (amongst everything else) installation of an entirely new heating and plumbing system. Plumbing, like most trades, seems to have two main aspects; design and installation. The installation part on my last two projects was painful...
  15. Inverness

    How is a 2 zone heating system suppose to be piped

    Hi. A new house regulation for a 2 zone heating system because it's bigger that 150sqm. I'm I right in saying zone 1 should be all of the downstairs radiators and zone 2 all of the upstairs radiators ? I have thermostat room programmer down the stairs and another one upstairs. I think the two...
  16. J

    Cant refill heating system back boiler run off parkray coal fire

    My father has a parkray fire which has a back boiler . He had a leaky radiator, when he was attempting to fix leak the circulating pump (grundfos) was making a rattling noise this stopped once the radiator leak was fixed ( he lost a fair bit of water ) . The problem being now is that the...
    • julzproc
    • Thread
    • back boiler boiler fire heating heating system system
    • Replies: 6
    • Forum: Boilers
  17. C

    Solid fuel heating system problem

    I could really do with some advice. Bit of back history, I have a trianco thorncliffe solid fuel room heater it has a back boiler, my dad put the system in just over 30 years ago, everything was bought from the then local fire shop, installed with lots of advice from them, the system has worked...
  18. D

    URGENT Noisy Nibe VVM300 heating system

    Hi all, I have been busy renovation a house that I bought a year ago during the winter. During the summer we switch off the heating system to conserve electricity as we are not living in the house. I removed some of the radiators during the wall renovations, refitted and bled the system. As soon...
  19. L

    Weird heating system

    Im just wondering if anyone can give me some advice as had 2 plumbers round and still getting same issue. Ive recently loved into a new house and the heating system is doing something weird. It had a new worcester bosch boiler a couple of years ago and heating system seems in good order. But...
    • Leethomp
    • Thread
    • heating heating system system
    • Replies: 7
    • Forum: UK Plumbers Forums
  20. A

    Whistling Heating System

    My heating system makes a whistling noises immediately after being turned of or begins to cool after reaching temperature set. I have found a leaking thermostat control, adjusted the pressure on the boiler and bled radiators but it hasn't made any difference. There is no noise at all when the...
    • AndyJM81
    • Thread
    • heating heating system system
    • Replies: 0
    • Forum: UK Plumbers Forums
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