Radiator Sizing/Size Calculator (KWh and BTU)
Radiator sizing calculations are vitally important when designing a radiator-based heating system and this radiator size calculator will give you a helping hand. No need for complex radiator charts and sizing graphs!
It will calculate radiator BTU and KWh sizes for any number of rooms at a time. Just enter the room dimensions and a few other factors and the radiator size/radiator sizes are calculated for you.
Please sign up for our subscription option to remove the adverts and allow saving and editing projects
PLEASE SUPPORT THIS SITE:
This site is free to use but please read on .... If you've found the site useful there are number of ways you could show your appreciation: