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heating system

  1. T

    Heating System Design

    Hello to all I am currently refurbishing and old victorian farm cottage and propose to install a new heating system as per the attached diagram. I would appreciate advice/opinion as to the validity and efficacy of the proposed design attached. To pre empt some likely questions regarding heat...
  2. L

    Noisy Pipes on central heating system

    I'm having some rumbling and water trickling noises in radiators on my central heating system. When the hot water clicks on there is no problem and if the central heating clicks in at the same time again there is no noise - but if the central heating doesn't come on and the thermostat is turned...
  3. M

    Impartial advice on new heating system

    I am renovating an old stone cottage in North Wales and need to install a complete new heating and plumbing system. I'm looking for impartial advice on the total system design and components. I would like to have a system that is cheap and efficient to operate. However, there are some aspects I...
  4. T

    Heating System Noise

    I have a standard open vented system. I recently replaced a radiator and took the opportunity to drain the system and refill with fresh Fernox (something I have done before). The water was pretty clear and there was no indication of any problems when I drained the system. I had a few problems...
  5. C

    Pressure in heating system keeps creeping up

    We have a 2 year old Valiant EcoTec 832 Combi boiler which was running our CH and hot water. We recently had some UFH installed and the boiler moved to our new extension. Over the past weeks the pressure in the heating system keeps creeping up. It goes from approx 1.5 to 3.2 bar overnight. If...
  6. D

    Inhibitor in pressurised heating system

    Hi All, Hope you are all safe in these scary times. I need to replace a pressure relief valve and then put inhibitor in my system. I have seen videos on how to add inhibitor using a bit of hose and a hand pump sprayer. The bit I don't get is exactly what part numbers I need to order to fit...
  7. O

    Bemused and baffled by overcompliacted domestic heating system

    Hello All, Moved in with the good lady and inevitably took on the role of house trouble shooter. Since the aforementioned moved in just over 1 year ago the radiators have never worked. I've attached some pictures. Can anybody help me out here as not sure where to start. In the homeowners pack...
  8. S

    Clunk when switching on hot water heating system - non vented system

    Hi, about 5 years ago I had a new boiler fitted. The location of the boiler was moved so new pipes fitted. No problems. About 2 years ago I then needed to have my 3 way valve replaced, this is when issues began. Initially there was no heat and the system was drained several times, this...
  9. K

    New Oil Central Heating System

    Hi. I have a new oil central heating system having had solid fuel previously. It’s stopped firing up and I’m not sure if it’s because the oil is low or if there’s a problem. Plumber not answering (I understand, it’s that time of year). He hasn’t been back to “flush/clean” the system. It was...
  10. C

    Grey plastic pipe in heating system.

    Doing some decorating I discovered that some of the central heating pipe work is grey plastic. System installed 20 years ago by previous owners. My question is was that normal practice back then and is it likely to cause any problems in future? All exposed pipe work to rads is copper.
  11. Sc0tty

    New Build Heating System Worries

    Hi PlumbersForums. I've been having some issues with my central heating system in a 4 year old new build property for over a year now. I have some mental health issues with anxiety so this might be exaggerating the problem somewhat but please bear with me. My issues start with Plumber A doing...
  12. T

    New central heating system - Advice needed on choice of thermostat for zoning.

    Hi all, Having just purchased my first house, I have just started a whole of house refurbishment project. I am going to be putting in a new central heating system. The boiler I've chosen is the Vaillant Ecotec IQ Combi boiler (35kw). I wanted advice on zoning and the best smart thermostats...
    • Tazzy
    • Thread
    • central central heating heating heating system system thermostat
    • Replies: 19
    • Forum: Central Heating Forum
  13. R

    Draining upstairs central heating system

    Hi, I need to replace my central heating pump upstairs, as well as the isolation valves which don't work. I don't have any drain valves downstairs, but there does appear to be a drain valve on the pipe that's connected to both the hot water tank and the central heating pump. Am I right in...
  14. S

    VENTED central heating system - water circulating through header tank

    Two years ago, I requested a fully qualified plumber to change the location of the hot water cylinder in a vented central heating system. I wanted to move it from the first floor to the loft, which he did. During the last two years, I have often noticed when I have been up in the loft that the...
  15. P

    Hot water not getting into heating system

    Hello, I am look some advice. Our boiler heats the water for the radiators, but the hot water only makes it as far as this component ( pump is above it). It has a temperature sensor in it reading air temperature in the void, but I think it must have a cross over in it from the central heating...
    • PhilT
    • Thread
    • heating heating system hot water system water
    • Replies: 7
    • Forum: Bathroom Advice
  16. J

    Extending heating system

    Hi. My first post and I am not a professionel just a retired engineer and a keen diyer so please bear with me if I get some terminology wrong. We are in the process of adding an extension to our house. Two floors. I am going to need to extend the heating system and am wondering what I should be...
  17. I

    Adding new radiator to heating system

    Hello I would like to add a radiator to my current heating system and would like to take some advice on how to achieve this? Thanks
  18. P

    Heating system gradual pressure increase over days..

    hi there. My heating system is gradually increasing in pressure measured when the system has not been running for say 8 hours. I measure this at the same time ie 5 pm each day when the system is cold. Over a ten day period the pressure has gone from 1.5 bars to 1.7 bars. It’s not the filling...
  19. N

    Complex central heating system

    I would be grateful for the collective advice of heating engineers. I live in a large detached property which is over 3 levels and has 5 bathrooms in total. Each floor has 11 radiators each and the central heating and hot water is supplied by a combi boiler on each floor ( 3 combi's in total) I...
  20. P

    draining central heating system

    not sure ill get a straight answer but here goes - single pipe central heating system linked to oil boiler oil boiler is no more - using immersion heater for hot water as interim untill new boiler installed need to remove old central heating system / drain down / remove pipes and rads as...

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