Boilers & Hot Water Tanks

193 topics in this forum

1. Expansion vessel for UVC 1 2

   By Gav_P, November 16, 2018
   • 35 replies
   • 987 views
   • 
   • Gav_P
   • 12 hours ago

2. Using an UVC as a buffer for ASHP & PV heating

   By Brian Paul, Sunday at 09:45   

   • uvc ( unvented hot water cylinder )
   • buffer tank
   • (and 2 more)

     Tagged with:

     • uvc ( unvented hot water cylinder )
     • buffer tank
     • ashp
     • solar pv
   • 7 replies
   • 113 views
   • 
   • Nickfromwales
   • Monday at 13:27

3. Best spec for high pressure hot water to multiple outlets? 1 2 3

   By sendu, February 17, 2020
   • 51 replies
   • 1,380 views
   • 
   • PeterW
   • Monday at 08:22

4. Unvented Cylinder Installation. Spot the Problem! 1 2 3

   By Iceverge, January 28   

   • uvc ( unvented hot water cylinder )
   • plumbing
   • (and 1 more)

     Tagged with:

     • uvc ( unvented hot water cylinder )
     • plumbing
     • dhw ( domestic hot water )
   • 54 replies
   • 1,062 views
   • 
   • Iceverge
   • Sunday at 21:28

5. ASHP Hot water tank / plant space

   By Moonshine, February 24
   • 4 replies
   • 123 views
   • 
   • Conor
   • February 24

6. Viessmann Vitodens 200-w - initial impressions

   By larry, February 21
   • 0 replies
   • 80 views
   • 
   • larry
   • February 21

7. Expansion vessel trouble.

   By ProDave, February 20
   • 6 replies
   • 101 views
   • 
   • Nickfromwales
   • February 20

8. Combi boiler slow leak advice 1 2

   By Simba_ali, February 4
   • 35 replies
   • 452 views
   • 
   • MJNewton
   • February 16

9. Oil Boiler Locking Out 1 2 3 4

   By Onoff, November 22, 2020
   • 92 replies
   • 1,426 views
   • 
   • Onoff
   • February 16

10. Telford vendors?

    By Jeremy, February 14
    • 9 replies
    • 116 views
    • 
    • dpmiller
    • February 15

11. What’s happening with this thermal store?

    By recoveringbuilder, February 13
    • 18 replies
    • 189 views
    • 
    • SteamyTea
    • February 15

12. Combi Boiler Replacement @ £2300??

    By Angel1403, February 10
    • 13 replies
    • 219 views
    • 
    • Angel1403
    • February 12

13. Indirect UVC

    By Johnnyt, February 7
    • 1 reply
    • 87 views
    • 
    • PeterW
    • February 7

14. Boxing In A Boiler 1 2 3

    By Onoff, November 3, 2020
    • 50 replies
    • 1,418 views
    • 
    • pocster
    • February 3

15. UVC to supply hot water & UFH; Octopus agile tariff

    By DIWhy, January 27
    • 7 replies
    • 143 views
    • 
    • DIWhy
    • January 28

16. Halstead RFTH1 wireless thermostat

    By Simon R, January 23   

    • halstead
    • thermostat wireing
    • 2 replies
    • 104 views
    • 
    • Simon R
    • January 23

17. Best way to set system pump speed

    By Kilt, November 4, 2020
    • 23 replies
    • 661 views
    • 
    • Kilt
    • January 23

18. Unvented System or Replacement?

    By Laurence737, January 23
    • 6 replies
    • 127 views
    • 
    • Timedout
    • January 23

19. Rethinking the layout of my unvented hot water cylinder

    By Adsibob, January 17   

    • unvented cylinder location
    • boiler location
    • 7 replies
    • 203 views
    • 
    • Nickfromwales
    • January 18

20. Warm not hot

    By Taff, January 7
    • 9 replies
    • 215 views
    • 
    • Taff
    • January 15

21. What’s the alternative 1 2

    By recoveringbuilder, December 15, 2020
    • 46 replies
    • 865 views
    • 
    • PeterW
    • January 13

22. Instantaneous Water Heater

    By Triassic, January 26, 2017
    • 23 replies
    • 2,213 views
    • 
    • tanneja
    • January 10

23. Buffer tank for gas boiler / ufh

    By osmononame, January 5
    • 0 replies
    • 112 views
    • 
    • osmononame
    • January 5

24. Mixergy anyone ? 1 2

    By Robert Clark, April 22, 2019
    • 30 replies
    • 3,967 views
    • 
    • SteamyTea
    • January 2

25. Oil Boiler return temps. Condensate temps.

    By Fly100, January 1
    • 2 replies
    • 129 views
    • 
    • Fly100
    • January 1