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Free mainland delivery £200+ · Highlands, islands & NI £9.99
Plan your space

Quick BTU calculator

Enter your room measurements for an estimated heating requirement. Compare radiators without leaving this page.

Starting assumptions: two adjacent outside walls, 1.5m² low-E glazing, insulated cavity walls, ground floor and insulated loft. Check these against your room.

Check or change room assumptions

U-values describe heat passing through a surface; use known building values where available. −3°C outdoors, 10°C below and the default U-values are preliminary assumptions, not a location survey. Unheated lofts use the outdoor temperature; heated floors/ceilings use U 1.36/1.62 and the adjacent-room temperature.

Preliminary rectangular-room estimate, not an installer’s heat-loss survey. It excludes detailed thermal bridging, ground/loft modelling and ventilation-system design. Confirm the room heat loss and radiator output at your heating-system temperatures before ordering.

Need help choosing? Contact us →
Towel radiators · Coventry, UK

Towel radiators for tight spaces and wider walls

Find towel radiators in hard-to-find widths, from 200 mm for tight spaces to 800 mm for wider walls.

Illustrative bathroom setting with a black horizontal towel radiator
Start with your space

Shop central heating by width

Find a size for the wall space you have.

Explore the range
Shop towel radiators ↗
A little help choosing

Right size.
Right amount of warmth.

Measure your space and check your room’s heat requirement before choosing. Our calculator gives you a starting estimate.

  1. 01

    Measure your space

    Check the radiator’s width, height and pipe centres.

  2. 02

    Check the heat output

    Compare the listed BTU output with your room’s requirements.

  3. 03

    Choose your valves

    Match straight or angled valves to your pipework.

Useful advice

A clearer path to a warmer room.

All guides ↗

How to choose the right towel radiator size

Read guide →

BTU ratings, explained simply

Read guide →

Plan your towel radiator installation

Read guide →
We’re here to help

Not sure which one fits?

Talk to our Coventry team about sizes, pipework or collection.

Call 07949 448870 ↗

Outstanding quality

5-year towel radiator warranty.

Our price promise

Read our price-match terms.

Free mainland delivery £200+

Highlands, islands & NI: £9.99.

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