Boilers & Hot Water Tanks

542 topics in this forum

1. Hot water tank installation questions

   By Austrian, February 1, 2023
   • 0 replies
   • 555 views
   • 
   • Austrian
   • February 1, 2023

2. Gas Boiler Modulation

   By tuftythesquirrel, December 27, 2022
   • 21 replies
   • 3k views
   • 
   • tuftythesquirrel
   • January 31, 2023

3. Any Baxi experts out there?

   By jayc89, January 12, 2023
   • 1 reply
   • 549 views
   • 
   • jayc89
   • January 31, 2023

4. Twin Coil Cylinders

   By MortarThePoint, January 26, 2023
   • 14 replies
   • 1k views
   • 
   • MortarThePoint
   • January 27, 2023

5. Fabdec Stainless Steel Cylinders

   By MortarThePoint, December 8, 2022
   • 10 replies
   • 1.2k views
   • 
   • MortarThePoint
   • January 25, 2023

6. Navien boilers? anyone any experience with them?

   By gravelrash, December 16, 2022
   • 1 reply
   • 605 views
   • 
   • Lee66
   • January 20, 2023

7. Replace 10 litre expansion vessel. DIY job?

   By Furnace, January 15, 2023
   • 12 replies
   • 4.1k views
   • 
   • Furnace
   • January 18, 2023

8. Smokin' boiler

   By cwr, January 16, 2023
   • 10 replies
   • 723 views
   • 
   • cwr
   • January 17, 2023

9. What can go wrong with an immersion water heating system?

   By LeanTwo, November 29, 2022   

   • immersion heater
   • economy 7
   • 13 replies
   • 1.5k views
   • 
   • Iceverge
   • January 15, 2023

10. Recommendations for Heating/Hot water design in ICF build

    By Meabh, January 12, 2023
    • 16 replies
    • 1.4k views
    • 
    • PeterW
    • January 13, 2023

11. Power Flushing A Modern Gas Boiler System

    By Onoff, January 11, 2023
    • 5 replies
    • 696 views
    • 
    • Temp
    • January 12, 2023

12. What size boiler do I need !?

    By WillM, January 11, 2023
    • 23 replies
    • 1.5k views
    • 
    • SteamyTea
    • January 12, 2023

13. Vaillant VR33 Module for OpenTherm Support

    By Rehan Saeed, January 11, 2023
    • 2 replies
    • 5.5k views
    • 
    • MJNewton
    • January 12, 2023

14. UVC in basement plant room but no drainage for overflow 1 2 3

    By Thorfun, September 14, 2022
    • 56 replies
    • 2.9k views
    • 
    • Thorfun
    • January 9, 2023

15. How to find modulation ratios?

    By jayc89, January 4, 2023
    • 9 replies
    • 1k views
    • 
    • jayc89
    • January 5, 2023

16. UFH with 3 manifolds cools hw cylinder

    By rk05, December 28, 2022
    • 18 replies
    • 1.2k views
    • 
    • PeterW
    • January 2, 2023

17. 3 port motorised valve should move 90 degrees or 180 degrees?

    By me123, December 30, 2022
    • 4 replies
    • 869 views
    • 
    • me123
    • January 1, 2023

18. Buffer tank required?

    By DCG, January 1, 2023
    • 3 replies
    • 675 views
    • 
    • Marvin
    • January 1, 2023

19. combi boiler recommendations for 30c flow rate and 3500watt heating load

    By gravelrash, December 11, 2022
    • 17 replies
    • 1.2k views
    • 
    • JohnMo
    • December 24, 2022

20. Tesla “smart” immersion heater 1 2

    By Gav_P, March 9, 2021
    • 42 replies
    • 5.5k views
    • 
    • SteamyTea
    • December 18, 2022

21. Air source problems

    By tommy12398, December 17, 2022
    • 1 reply
    • 451 views
    • 
    • JohnMo
    • December 17, 2022

22. Combi boiler and unvented HW Cylinder

    By Edward, December 12, 2022
    • 9 replies
    • 1.9k views
    • 
    • ProDave
    • December 14, 2022

23. Cold Temperatures Before Central Heating

    By MortarThePoint, December 11, 2022
    • 2 replies
    • 467 views
    • 
    • MortarThePoint
    • December 11, 2022

24. Wiring in a Honeywell L641B Pipe stat

    By Steve1309, December 9, 2022
    • 3 replies
    • 1.2k views
    • 
    • Steve1309
    • December 9, 2022

25. Boiler Condensing Y/N?

    By Fly100, December 6, 2022
    • 6 replies
    • 1k views
    • 
    • JohnMo
    • December 7, 2022