Oxford Heat Calculator

Use our Heat Calculator to help give you an idea of the heat output you need for each room. It will also show how many sections you will need for your chosen Cast Iron Radiator range. For a more detailed estimate, please contact us directly on 01205 280354.

The figures given are based on the property having un-insulated (air gap) cavity walls, wooden floors, and a 2.4M high ceiling with a proportionate double glazed window area.

For insulated cavity walls deduct 20%, for solid walls add 10%. This basic heat loss calculator makes various assumptions based on your choices and may not take into account all factors relating to your particular requirements. If you require a more detailed calculation please contact the office to discuss your particular needs. We accept no liability for any errors resulting from the estimates given. Calculations are based on Delta-T 50°C (Δ-T50°C) in accordance with BS EN 442.