Underfloor Heating

1328 topics in this forum

1. UFH for cooling upstairs - what I wish I had known for our new build

   By RedRhino, July 13
   • 19 replies
   • 790 views
   • 
   • Russdl
   • July 13

2. Adding inhibitor. How?

   By Mr Blobby, July 13
   • 3 replies
   • 324 views
   • 
   • JohnMo
   • July 13

3. Temperature guage on manifold?

   By Mr Blobby, June 24
   • 9 replies
   • 871 views
   • 
   • Mr Blobby
   • June 30

4. UFH to help cooling? 1 2 3

   By richo106, May 21
   • 60 replies
   • 3.5k views
   • 
   • JohnMo
   • June 26

5. UFH - First Floor ideas... 1 2 3

   By Mulberry View, May 20
   • 50 replies
   • 3.7k views
   • 
   • Nickfromwales
   • June 3

6. Floor finish for UFH

   By ab12, May 25
   • 8 replies
   • 967 views
   • 
   • Indy
   • May 28

7. Biocide and corrosion inhibitor

   By Mr Blobby, May 15
   • 7 replies
   • 962 views
   • 
   • Mr Blobby
   • May 19

8. Dry vs Wet screed for UFH

   By ab12, May 16
   • 13 replies
   • 1.1k views
   • 
   • mjc55
   • May 17

9. UFH heating- 3 adjacent area

   By ab12, April 28
   • 7 replies
   • 1.1k views
   • 
   • JohnMo
   • May 6

10. Dry screed thickness and can laid by DIY method

    By ab12, April 20
    • 1 reply
    • 944 views
    • 
    • Russell griffiths
    • April 21

11. IVAR UFH Blending Valve stopped working

    By Rob99, April 14
    • 10 replies
    • 1.2k views
    • 
    • Rob99
    • April 16

12. UFH layout in odd-shaped space, on overlay panels

    By andyscotland, March 18
    • 9 replies
    • 1.5k views
    • 
    • andyscotland
    • April 12

13. Floor Probes for Heated Slab

    By Spinny, March 22
    • 3 replies
    • 1.2k views
    • 
    • Spinny
    • March 23

14. My Install - some questions! 1 2

    By Duncan62, February 10
    • 36 replies
    • 3k views
    • 
    • SimonD
    • March 15

15. UFH Design - LoopCAD, Heatpunk,Spreadsheets & Copilot

    By Adrock, July 6, 2025
    • 18 replies
    • 3.1k views
    • 
    • JohnMo
    • March 6

16. UFH design received - any tips on how to mark out the floor / install

    By Great_scot_selfbuild, February 28
    • 21 replies
    • 1.7k views
    • 
    • Nickfromwales
    • March 1

17. UFH - do I need floor probes?

    By Great_scot_selfbuild, February 26
    • 9 replies
    • 1.4k views
    • 
    • Nickfromwales
    • February 26

18. UFH - validate my thinking plus some questions

    By Bigdeadbadger, February 17
    • 21 replies
    • 1.8k views
    • 
    • JohnMo
    • February 18

19. Heat pumps. Any negative points about 3 phase? 1 2

    By saveasteading, February 11
    • 36 replies
    • 3k views
    • 
    • SteamyTea
    • February 15

20. Overlay UFH on existing uninsulated concrete slab with new gas boiler, worth it?

    By BenB, February 14
    • 6 replies
    • 1.4k views
    • 
    • marshian
    • February 15

21. Two questions relating to UFH manifolds

    By Bancroft, November 24, 2025
    • 23 replies
    • 2.6k views
    • 
    • Nickfromwales
    • February 11

22. Installing parquet over overfit type UFH boards

    By sb1202, February 10
    • 5 replies
    • 1.2k views
    • 
    • Nickfromwales
    • February 10

23. MCS requirements for whole home UFH 1 2

    By cmdrawesome, November 4, 2025
    • 35 replies
    • 4k views
    • 
    • cmdrawesome
    • February 9

24. Help with subfloor for Wet UFH

    By Adrian of Brighton, February 4   

    • thermrite
    • subfloor
    • (and 2 more)

      Tagged with:

      • thermrite
      • subfloor
      • slab
      • . basement
    • 2 replies
    • 1.4k views
    • 
    • Nickfromwales
    • February 8

25. Under floor heating upstairs

    By steady, November 11, 2025
    • 21 replies
    • 2.5k views
    • 
    • SBMS
    • February 6