The BTU (British Thermal Unit) calculator can be used to work out how much radiator power you need. Numerous factors can affect this, such as types of window and room dimensions.

BTU's Required

Your room will require approximately
0 BTU's/hour

Rathmell 2 Column

To calculate the British Thermal Units (BTU's) required to heat your room please use our Heat Output (BTU) Calculator

1030mm height, 0 sections - Valve Position: Bottom Bottom Opposite Ends (BBOE) in Primer only

Your radiator will be delivered in parts & require assembly on site.

The required radiator assembly tool is in your basket.

A radiator assembly tool can be hired from Renaissance At Home and can be returned for a full refund (less postage costs).

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The Rathmell cast iron 2 column radiator.

 Prices start from £45.00 per section.

Comes with a lifetime guarantee.

Alternative products you may also be interested in would be our Rathmell 4, Rathmell 6 and Rathmell 9 Column Cast Iron Radiators. 

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* per section

TBK137/138 1030 81 867 115 88 62 289 85 365 107 5.6KG
Code Compatible Wall Stays
HAN103 HAN205 HAN206 LD055 LD056 LD104 RTO035
TBK137/138 Yes Yes Yes Yes No Yes No


MADE IN UK BY Carron cast iron radiators



Available Heights

Quality Assurances

The Rathmell 2 column comes in a range of vibrant paint finishes that complement the decor in any room. Your radiator will be built to the highest standards by members of the Guild of Master Craftsmen and comes with a European quality assurance accreditation.

Since all our radiators are manufactured by Carron, you can be assured that you are getting the best price and each one comes with a LIFETIME GUARANTEE.

Specification Information

This radiator is available 0mm deep and 1030mm tall. This radiator weighs 5.6kg per section

Fitting Information

All measurements shown on our website are approximate and should not be used for installing pipework prior to receiving your radiator(s). Due to seal compression radiator widths can vary slightly.

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