Heat Insulation

1343 topics in this forum

1. Window condensation - expert

   By martin55, November 5, 2023
   • 3 replies
   • 583 views
   • 
   • JohnMo
   • November 5, 2023

2. Sagging cavity wall insulation: what to do?

   By abernabei, October 30, 2023
   • 16 replies
   • 2.4k views
   • 
   • RobLe
   • November 5, 2023

3. Best Insulation for New Build Timber Frame Wall (140mm)

   By benben5555, November 1, 2023
   • 4 replies
   • 973 views
   • 
   • benben5555
   • November 2, 2023

4. Suspended timber floor insulation

   By Del-inquent, October 4, 2023
   • 5 replies
   • 1.5k views
   • 
   • Sparrowhawk
   • October 31, 2023

5. Insulating over stone floor.

   By Sailfish18, October 17, 2023
   • 3 replies
   • 859 views
   • 
   • saveasteading
   • October 29, 2023

6. Price of PIR down 30%

   By LiamJones, October 28, 2023
   • 3 replies
   • 759 views
   • 
   • LiamJones
   • October 28, 2023

7. Low carbon retrofit project in ex-council maisonette

   By abernabei, October 2, 2023
   • 5 replies
   • 822 views
   • 
   • abernabei
   • October 26, 2023

8. Cold air inside the cavity wall

   By JJ452, October 25, 2023
   • 10 replies
   • 2.6k views
   • 
   • MikeGrahamT21
   • October 25, 2023

9. Retrofitting airtightness membrane

   By Selfbuildnewbie, October 20, 2023
   • 2 replies
   • 675 views
   • 
   • Selfbuildnewbie
   • October 22, 2023

10. Insulating in eaves/void behind stud on '90's build

    By mm289, October 21, 2023
    • 0 replies
    • 584 views
    • 
    • mm289
    • October 21, 2023

11. Timber frame dormer window/bathroom

    By Dee, October 19, 2023
    • 4 replies
    • 646 views
    • 
    • Iceverge
    • October 21, 2023

12. Insulated board on cavity wall

    By Super_Paulie, October 18, 2023
    • 8 replies
    • 1.6k views
    • 
    • MikeGrahamT21
    • October 19, 2023

13. Closing cavity at the top for blown beads 1 2

    By MortarThePoint, November 23, 2020
    • 37 replies
    • 9.6k views
    • 
    • Mr Blobby
    • October 19, 2023

14. Topping up mineral fibre cavity wall

    By PipM, October 16, 2023
    • 1 reply
    • 602 views
    • 
    • Mr Punter
    • October 16, 2023

15. ASHP sizing - realistic values for air changes

    By JamesPa, October 14, 2023
    • 2 replies
    • 696 views
    • 
    • nod
    • October 14, 2023

16. Duplicated post please ignore

    By JamesPa, October 14, 2023
    • 0 replies
    • 391 views
    • 
    • JamesPa
    • October 14, 2023

17. Eaves space/knee wall insulation

    By CH_18, October 11, 2023
    • 6 replies
    • 2.4k views
    • 
    • joe90
    • October 12, 2023

18. Pitched roof insulation options

    By andreas, October 9, 2023
    • 9 replies
    • 1.3k views
    • 
    • Redbeard
    • October 11, 2023

19. Top up Loft Insulation

    By jayc89, October 4, 2023
    • 0 replies
    • 536 views
    • 
    • jayc89
    • October 4, 2023

20. Best thin internal insulation

    By Dusty, September 24, 2023
    • 20 replies
    • 8.7k views
    • 
    • Redbeard
    • October 2, 2023

21. Retrofit insulation no vapour barrier

    By WillKen, September 30, 2023
    • 6 replies
    • 1.3k views
    • 
    • WillKen
    • October 1, 2023

22. Roof Insulation Help

    By CSP2025, September 26, 2023
    • 2 replies
    • 618 views
    • 
    • CSP2025
    • September 27, 2023

23. Most cost effective way to get to passive standard using block 1 2 3

    By CalvinHobbes, October 21, 2021
    • 57 replies
    • 6k views
    • 
    • Iceverge
    • September 26, 2023

24. Insulation buildup of small pitched roof

    By Super_Paulie, September 21, 2023
    • 14 replies
    • 2.3k views
    • 
    • Super_Paulie
    • September 23, 2023

25. Looking for loft insulation

    By suryabhan singh, September 22, 2023
    • 1 reply
    • 489 views
    • 
    • suryabhan singh
    • September 22, 2023