What are designer radiators?

Designer radiators are heating products chosen for both heat output and appearance. Bradley's Radiators supplies vertical, horizontal, anthracite, black, white, aluminium and coloured designer radiators for UK homes.

Do you install radiators nationwide?

Bradley's Radiators supplies radiators nationwide across the UK. Professional installation is available where your postcode is covered. Use the homepage postcode checker to confirm install cover. Supply-only delivery is available outside cover.

Vertical or horizontal designer radiator?

Choose vertical designer radiators when wall width is limited. Choose horizontal designer radiators for under-window runs and longer walls. Heat output and room BTU requirements still determine the right size.

What radiator types does Bradley's Radiators sell?

Bradley's Radiators sells designer radiators, column radiators, electric heating, infrared panels, towel rails, valves and accessories for modern and traditional UK interiors.

radiator heat output calculator

June 8, 2026

Bradley's Radiators

Radiator Heat Output Calculator: Find Your Perfect BTU

You've finished decorating the spare room, replaced the carpet, picked the curtains, and then the old radiator starts bothering you. It's either too small and the room never feels comfortable, or it's oversized and dominates the wall for no good reason. That's usually the point where people start searching for a radiator heat output calculator.