Welcome back to UKAA

Please enter your email address and password below.

×
Register with UKAA

Please enter your email address and password below.

×
ukaa
UK Architectural Antiques. Suppliers of cast iron radiators and interiors

ESTABLISHED 1976 EXC VAT INC VAT

USE OUR SECURE CHECKOUT 24 HOURS A DAY

Cast Iron Radiator BTU calculator

A BTU calculator for radiators, also known as a BTU radiator calculator or radiator size calculator, is used to measure the amount of heat required for any specific room in your house, in terms of British thermal units (BTUs). Our Cast Iron radiator BTU calculator will work out how much energy and what sized radiator you will need, based on the measurements that you provide.

To calculate the total cast iron radiator heat output required for your room (BTU/hour), simply complete the following form:

1. Select units:
4. Select your room type:



2. Enter your room dimensions
Width: (feet)   Length: (feet)   Height: (feet)
5. Additional features:
3. (Optional) Specify the maximum height of radiator you can accomodate in you room:

Maximum Height: (mm)
6. The size of your cast iron radiator (the number of sections required) is based on:

   

     

Important Notes about Delta Δ calcuations

*

*Delta 60 covers the majority of standard central heating systems.

For the vast majority of our customers using standard central heating systems, we use Delta 60. For systems such as ground source heat pumps, a lower Delta 50 may be required. Please consult your heat source supplier for more information.

Please do not hesitate to call us on  01543 222 923 if you require any further information.

Your Results