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

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0 BTU's/hour

Duchess 2 Column

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

590mm height, 0 sections - Valve Position: Bottom Bottom Opposite Ends (BBOE) - primer base coat with Parchment White top coat

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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American in style, simple in design, fresh in appearance with a slow curving top and rounded columns.  Available in 2 heights this radiator is a stunning modern classic that will make a difference in any home.  We also offer the Duchess 4 column cast iron radiator, lower in height, with a wider body.

Comes with a lifetime guarantee.

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Duchess 2 column radiator measurements

* per section

TBK023/024 590 175 450 100 71 298 87 375 110 8.8KG
TBK021/022 785 175 640 100 71 382 112 481 141 11.6KG
Code Compatible Wall Stays
HAN103 HAN205 HAN206 LD055 LD056 LD104
TBK023/024 Yes Yes Yes Yes Yes Yes
TBK021/022 Yes Yes Yes Yes Yes Yes


MADE IN UK BY Carron cast iron radiators



Available Heights

Duchess 2 column cast iron radiator heights

Quality Assurances

The Duchess 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 up to 175mm deep and 785mm tall and is delivered in one piece. Weights can vary from 8.8KG to 11.6KG per section.

The Brumpton 15mm Inlet Manual Valve in Chrome is recommended to help this radiator stand out in a room.

Fitting Information

For safe installation we recommend purchasing wall stays with your radiator. All wall stays on our website are compatible with this model.

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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