heating

  1. J

    Power Flushing Central Heating Discussion Thread

    Power Flushing Central Heating Discussion Thread Hi, I have an old 3 story property with radiators on each floor. The radiators have become increasingly less efficient so feel flushing the system would have a hopeful benefit. I have bought a secondhand flushing unit (pictures attached) and...
  2. S

    What part of a dwelling counts as usable? In terms of heating zones. Discussion Thread

    What part of a dwelling counts as usable? In terms of heating zones. Discussion Thread What part of a dwelling counts as usable? In terms of heating zones. What part of a dwelling counts as usable? In terms of heating zones. for the original thread on Plumbers Forums
  3. T

    Indirect (Boiler Fed) Megaflo Doesn't Stop Heating Discussion Thread

    Indirect (Boiler Fed) Megaflo Doesn't Stop Heating Discussion Thread Hi, I noticed yesterday that when my HW is on, that the boiler runs constantly... I even tested this morning after it ran last night so no water usage overnight and it ran for 30 minutes before I turned it off on the...
  4. Lou

    Have I possibly damaged the underfloor heating mat? Electrical Advice

    Have I possibly damaged the underfloor heating mat? Discussion ThreadHave I possibly damaged the underfloor heating mat? Electrical Advice So I’m fitting an electric underfloor heating mat by pro warm. I was testing it for continuity between L N and got 88ohms which is what it should be...
  5. B

    Replace central heating gate valve with 2-port valve Discussion Thread

    Replace central heating gate valve with 2-port valve Discussion Thread My house has a separate central heating loop that heats an annex. The annex loop has 3 x radiators (all with TRV), pump (manually switched) and a gate valve. The gate valve is very awkwardly sited, and difficult to operate...
  6. H

    Central heating system cleaning Discussion Thread

    Central heating system cleaning Discussion Thread 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...
  7. V

    Heating bypass Discussion Thread

    Heating bypass Discussion Thread I have what appears to be a bypass in the heating circuit. I have a combi boiler and thermostats on all radiators except one on my front hallway. Is this bypass needed? And if not does it cause any issues? I have one radiator on the top floor where I struggle...
  8. Lou

    surge protection for heating system Electrical Advice

    surge protection for heating system Discussion Threadsurge protection for heating system Electrical Advice last week, houses in the road had a power cut one evening, although we hadn't at that stage...then, in bed near midnight, we were dozing, then heard a loud pop in the hall....got up and...
  9. J

    Danfoss - heating water Discussion Thread

    Danfoss - heating water Discussion Thread Hi All, I hope you are well. I have Danfoss CP715Si controller and when I try to heat water the boiler does not kick in. When I select Hot Water to ON or press +1HR button to turn it on for one hour the red light comes up on the controller but the...
  10. T

    New plumbing & heating system advice Discussion Thread

    New plumbing & heating system advice Discussion Thread 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...
  11. T

    New plumbing & heating system advice Discussion Thread

    New plumbing & heating system advice Discussion Thread 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...
  12. J

    What are the best heating flushing systems Discussion Thread

    What are the best heating flushing systems Discussion Thread Any advice on selecting the best central heating flushing system would be most greatful What are the best heating flushing systems for the original thread on Plumbers Forums
  13. T

    UK Electric underfloor heating onto concrete floor.

    I have a customer who lives in a 200 year old property. The lounge floor he wants tiled which is very thick concrete. He wants electric underfloor heating but I'm concerned he'll lose too much heat into the concrete. He's gone with tumbled modular limestone and the floor is quite wavy which...
  14. r1chy0

    Best low profile electric underfloor heating system for tiles UK

    Hi there, hoping for some help here. I am about to install a small (2.2x2.5m approx) area of tiles in our utility. I am using 900x900x10 tiles and ideally would like to keep the junction with our kitchen floor (engineered wood) as flush as possible. That means there is approx 15mm depth to play...
  15. Steve_Bcs

    Porcelain Hollows over underfloor heating

    Hi All I am after some advice please. We have a retrofit undefloor heating system ( Robbens Profilow 15) which was laid on a rather uneven floor. We had 4 rooms knocked into a large kitchen dining living area approx 50 sq m. I can tile myslef to a reasonable standard and have used this forum...
  16. N

    Really stuck! Underfloor heating Q in wetroom!

    I am sure someone will know a good practice solution. We started a wetroom last year and then fracture my wrist badly so it's been left in a state of limbo. We have removed the temporary fixed loo, bath and sink to continue and have children so need to sort a way forward quickly. Builder had put...
  17. P

    Hollow tiles with water underfloor heating

    We had a water underfloor heating installed and tiled over. 3 months later we noticed many tiles sound hollow. We worry this can signal future problems. More details on our floor: water underfloor heating system fitted on XPS Overlay Lite Boards, laid on top of self-levelling porcelain tiles...
  18. G

    Electric underfloor heating first time use

    Hi guys, Hope you are all having a fantastic Xmas. To cut a long story short I have installed electric underfloor heating wires under large format tiles (600x600) using ditra heat duo membrane as per manufactures instructions etc. My question is how do I switch on the floor heating on for...
  19. IsmailYPatel

    Underfloor heating screed with Grano

    Hi. I'm after some advice. Need to screed above my underfloor heating pipes. Some rooms have overlay boards and some rooms have new concrete and the floor will be chased/milled out for pipes to go in. Is it possible to make screed with grano, sand, lime, concrete fibres and cement? Make a wet...
  20. J

    Possible to turn underfloor heating on low while tiling due to cold?

    Tiling a new extension. Cement poured screed on piped underfloor heating. Heating has been commissioned, and turned off 48 hours before tiling. Fracture matting laid across all floor and started to tile. But its so cold in here, the tiles I laid 2 days ago (customer supplied standard set S1...

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