Central Heating (Radiators)

291 topics in this forum

1. Help with heating controls

   By LaChab, March 19
   • 4 replies
   • 376 views
   • 
   • marshian
   • March 20

2. Power flush 1 2

   By Dee, November 17, 2025
   • 31 replies
   • 2.6k views
   • 
   • marshian
   • February 17

3. Cast Iron Radiator Outputs

   By Annker, February 3
   • 13 replies
   • 763 views
   • 
   • marshian
   • February 14

4. Adding an extra radiator to the main flow to the manifold

   By MikeGrahamT21, January 28, 2025
   • 15 replies
   • 2.7k views
   • 
   • marshian
   • February 6

5. Types of central heating pipework

   By SilverShadow, February 3
   • 15 replies
   • 709 views
   • 
   • Iceverge
   • February 6

6. pressure issue on sealed central heating system

   By carlos21, January 26
   • 4 replies
   • 520 views
   • 
   • Nickfromwales
   • January 30

7. Creaky Copper Heating Pipes - How to Fix ?

   By Spinny, January 24
   • 3 replies
   • 524 views
   • 
   • Nickfromwales
   • January 24

8. Hive/nest thermostat

   By AdamD, December 7, 2025
   • 15 replies
   • 1.1k views
   • 
   • -rick-
   • December 27, 2025

9. 30 Year Old 8mm Microbore Circuit Changes

   By PhilT, December 11, 2025
   • 2 replies
   • 714 views
   • 
   • PhilT
   • December 12, 2025

10. Is a 1800mm by 500mm unusual?

    By mills705, December 10, 2025
    • 2 replies
    • 673 views
    • 
    • Redbeard
    • December 10, 2025

11. 24kw heat only boiler

    By Dee, December 6, 2025
    • 4 replies
    • 714 views
    • 
    • marshian
    • December 6, 2025

12. Balancing rads - increased cycling/failed starts after balancing 1 2 3

    By -rick-, November 30, 2025
    • 50 replies
    • 3.1k views
    • 
    • -rick-
    • December 3, 2025

13. What type of Thermostat if any?

    By RichardDIYPlumber, November 25, 2025
    • 6 replies
    • 897 views
    • 
    • JamesPa
    • December 1, 2025

14. Help: Worcester Boiler Fault 227

    By LLL, November 26, 2025
    • 7 replies
    • 823 views
    • 
    • Nickfromwales
    • November 27, 2025

15. Old issue balancing system

    By Dee, November 17, 2025
    • 2 replies
    • 756 views
    • 
    • Dee
    • November 17, 2025

16. Towel Rad Problem

    By Spinny, November 16, 2025
    • 3 replies
    • 825 views
    • 
    • marshian
    • November 17, 2025

17. Rad not heating up!

    By Jon_S, November 5, 2025
    • 4 replies
    • 878 views
    • 
    • Nickfromwales
    • November 7, 2025

18. Worth upgrading one pipe CH system?

    By Richini, October 16, 2025
    • 0 replies
    • 896 views
    • 
    • Richini
    • October 16, 2025

19. Upgrading upstairs pipework – 22mm vs 28mm

    By hyso80, September 26, 2025
    • 6 replies
    • 913 views
    • 
    • marshian
    • September 28, 2025

20. Balancing my daughters Rads.

    By Big Jimbo, September 8, 2025   

    • nickfromwales
    • 20 replies
    • 1.8k views
    • 
    • HughF
    • September 11, 2025

21. Sensible target temperature on each floor when using rads and ASHP

    By Berkshire_selfbuild, August 14, 2025
    • 10 replies
    • 1.5k views
    • 
    • SimonD
    • September 8, 2025

22. Connecting ESBE valve to Vaillant ecoTech Plus for UFH mixing

    By ricardo100671, August 27, 2025
    • 18 replies
    • 2.3k views
    • 
    • JohnMo
    • September 7, 2025

23. Tall upright radiator efficiency

    By BotusBuild, August 31, 2025
    • 5 replies
    • 1.2k views
    • 
    • SteamyTea
    • September 1, 2025

24. Viessmann 100-W Boiler, Wet UFH, 2 Port Valve and Opentherm

    By Antec123, July 5, 2025
    • 9 replies
    • 1.9k views
    • 
    • ricardo100671
    • August 26, 2025

25. Radiator update to thermostat rad valve's

    By AidanGee93, August 24, 2025
    • 2 replies
    • 1.2k views
    • 
    • dpmiller
    • August 24, 2025