Boilers & Hot Water Tanks

542 topics in this forum

1. Can one paint a red expansion vessel white?

   By Question, April 11, 2023
   • 12 replies
   • 1.1k views
   • 
   • JohnMo
   • April 12, 2023

2. DHW systems - thoughts? 1 2

   By Gill, April 5, 2023
   • 49 replies
   • 2.9k views
   • 
   • Iceverge
   • April 9, 2023

3. G3 compliance certificate

   By jfb, April 4, 2023
   • 6 replies
   • 1.6k views
   • 
   • PeterW
   • April 5, 2023

4. Leaking boiler left to deal with it myself

   By Niall Patrick, March 28, 2023
   • 15 replies
   • 1.2k views
   • 
   • Niall Patrick
   • March 31, 2023

5. Why would a Viessmann boiler be commissioned with continuous operation mode?

   By Adsibob, March 26, 2023
   • 17 replies
   • 2.1k views
   • 
   • Nickfromwales
   • March 28, 2023

6. Is my Vaillant ecoTEC working properly? 1 2 3

   By PiMike, March 13, 2023
   • 74 replies
   • 6.4k views
   • 
   • PiMike
   • March 27, 2023

7. Choosing DHW system for a new build passive house (with PV and direct electric space heating) 1 2 3

   By AdamfromReigate, March 5, 2023
   • 60 replies
   • 5k views
   • 
   • markocosic
   • March 21, 2023

8. most efficient HW setup ? 1 2 3

   By Dave Jones, March 8, 2023
   • 66 replies
   • 4.4k views
   • 
   • JohnMo
   • March 12, 2023

9. High boiler modulation after pressure loss

   By Adsibob, February 25, 2023   

   • boiler modulation
   • pressure loss
   • 18 replies
   • 1.5k views
   • 
   • SteamyTea
   • March 12, 2023

10. Vaillant uniSTOR HP circuit stat hysteresis issue

    By drcarrera, March 7, 2023
    • 0 replies
    • 708 views
    • 
    • drcarrera
    • March 7, 2023

11. LPG Detectors

    By ringpull, February 18, 2023
    • 3 replies
    • 755 views
    • 
    • ringpull
    • March 7, 2023

12. To power flush or not?

    By Ambergold, March 1, 2023
    • 5 replies
    • 949 views
    • 
    • Ambergold
    • March 3, 2023

13. 2700sq ft, 3 Zones, Weather Comp & OpenTherm

    By Ambergold, March 1, 2023
    • 4 replies
    • 854 views
    • 
    • Ambergold
    • March 3, 2023

14. Enclosing hot water cylinder stat in insulation?

    By andyscotland, March 2, 2023
    • 3 replies
    • 754 views
    • 
    • SteamyTea
    • March 2, 2023

15. glowworm c30 fault F75

    By johnhenstock83, February 28, 2023
    • 4 replies
    • 1.3k views
    • 
    • johnhenstock83
    • March 1, 2023

16. Demand controlled recirc/purge

    By markocosic, September 30, 2022
    • 5 replies
    • 944 views
    • 
    • mjsx
    • February 28, 2023

17. Why is every hot water cylinder jacket out there coloured red? 1 2

    By Radian, February 26, 2023
    • 27 replies
    • 2k views
    • 
    • Iceverge
    • February 27, 2023

18. does a boiler need a fused box straight away?

    By johnhenstock83, February 23, 2023
    • 4 replies
    • 704 views
    • 
    • gaz_moose
    • February 23, 2023

19. Pumped UVC vent pipe?

    By JamesPa, February 10, 2023
    • 15 replies
    • 1.4k views
    • 
    • Marvin
    • February 20, 2023

20. Ways to clear the condensate pipe

    By Jilly, February 19, 2023
    • 11 replies
    • 3.5k views
    • 
    • Jilly
    • February 19, 2023

21. can I "extend" my boiler flue?

    By johnhenstock83, February 8, 2023
    • 8 replies
    • 3.7k views
    • 
    • johnhenstock83
    • February 8, 2023

22. How to set up my 'new' gas boiler

    By Radian, February 3, 2023
    • 15 replies
    • 1.3k views
    • 
    • Radian
    • February 5, 2023

23. Which set point are they talking about? 1 2

    By Radian, December 25, 2022
    • 36 replies
    • 3.5k views
    • 
    • Radian
    • February 3, 2023

24. Magnaclean or others?

    By joe90, February 1, 2023
    • 9 replies
    • 1.2k views
    • 
    • Nickfromwales
    • February 1, 2023

25. Past comes back to haunt me.

    By SteamyTea, February 1, 2023
    • 0 replies
    • 562 views
    • 
    • SteamyTea
    • February 1, 2023