Type 21 Radiators

Upgrade your central heating system when you shop double panel plus radiators from quality brands at Toolstation. Find type 21 radiators in various sizes and configurations to suit any home or workplace.

What are the Benefits of Double Panel Radiators?

Double panel radiators are ideal for many homes and businesses, providing long-lasting performance and maximum heat output. Available in stainless steel with a white finish, type 21 radiators complement any home interior thanks to their minimalist look.

At Toolstation, we stock products in a range of sizes, including 400 x 1600 and 1400 x 500 type 21 radiators. Find radiators to fit perfectly in any space when you shop our selection here. Not sure how much output you need? Use this BTU calculator to work out the heating requirements of any room, or check our Radiator Buying Guide for more help and advice.

Kudox Premium Kudox Premium Kudox Premium / Kudox Premium Type 21 Steel Panel Radiator 500 x 400mm 1570Btu
( 679 )

£34.98

ex. VAT £29.15 Each

Product options Select from 30 options
Stelrad Stelrad / Stelrad Softline Compact Type K2 Steel Panel Radiator 600 x 1800mm 10642Btu
( 11 )

£312.98

ex. VAT £260.82 Each

Product options Select from 12 options
Kudox Premium Kudox Premium Kudox Premium / Kudox Premium Type 21 Steel Panel Radiator 400 x 800mm 2622Btu
( 679 )

£47.98

ex. VAT £39.98 Each

Product options Select from 30 options
Stelrad Stelrad / Stelrad Softline Silhouette Type K2 Steel Panel Radiator 600 x 1200mm 6554Btu
( 11 )

£249.98

ex. VAT £208.32 Each

Product options Select from 11 options
Kudox Premium Kudox Premium Kudox Premium / Kudox Premium Type 21 Steel Panel Radiator 400 x 1000mm 3278Btu
( 679 )

£63.98

ex. VAT £53.32 Each

Product options Select from 30 options
Stelrad Stelrad / Stelrad Softline Compact Type K2 Steel Panel Radiator 600 x 1000mm 5911Btu
20% Off
( 11 )

£99.98 was £128.98

ex. VAT £83.32 Each

Product options Select from 12 options
Kudox Premium Kudox Premium Kudox Premium / Kudox Premium Type 21 Steel Panel Radiator 300 x 1000mm 2599Btu
5% Off
( 679 )

£48.98 was £53.98

ex. VAT £40.82 Each

Product options Select from 30 options
Kudox Premium Kudox Premium Kudox Premium / Kudox Premium Type 21 Steel Panel Radiator 500 x 500mm 1962Btu
( 679 )

£39.98 was £41.98

ex. VAT £33.32 Each

Product options Select from 30 options
Kudox Premium Kudox Premium Kudox Premium / Kudox Premium Type 21 Steel Panel Radiator 400 x 600mm 1967Btu
( 679 )

£38.98

ex. VAT £32.48 Each

Product options Select from 30 options
Kudox Premium Kudox Premium Kudox Premium / Kudox Premium Type 21 Steel Panel Radiator 500 x 900mm 3532Btu
5% Off
( 679 )

£72.98 was £77.00

ex. VAT £60.82 Each

Product options Select from 30 options
Stelrad Stelrad / Stelrad Softline Compact Type K2 Steel Panel Radiator 600 x 1100mm 6502Btu
( 11 )

£158.98

ex. VAT £132.48 Each

Product options Select from 12 options
Stelrad Stelrad / Stelrad Softline Compact Type K2 Steel Panel Radiator 600 x 900mm 5321Btu
( 11 )

£114.98

ex. VAT £95.82 Each

Product options Select from 12 options
Stelrad Stelrad / Stelrad Softline Compact Type K2 Steel Panel Radiator 600 x 1200mm 7092Btu
Save £33
( 11 )

£129.98 was £162.98

ex. VAT £108.32 Each

Product options Select from 12 options
Stelrad Stelrad / Stelrad Softline Compact Type K2 Steel Panel Radiator 600 x 700mm 4137Btu
( 11 )

£104.98

ex. VAT £87.48 Each

Product options Select from 12 options
Kudox Premium Kudox Premium Kudox Premium / Kudox Premium Type 21 Steel Panel Radiator 300 x 600mm 1559Btu
( 5 )

£29.98

ex. VAT £24.98 Each

Product options Select from 30 options
Stelrad Stelrad / Stelrad Softline Compact Type K2 Steel Panel Radiator 600 x 600mm 3546Btu
20% Off
( 11 )

£79.98 was £99.98

ex. VAT £66.65 Each

Product options Select from 12 options
Kudox Premium Kudox Premium Kudox Premium / Kudox Premium Type 21 Steel Panel Radiator 300 x 800mm 2079Btu
( 679 )

£36.98

ex. VAT £30.82 Each

Product options Select from 30 options
Stelrad Stelrad / Stelrad Softline Silhouette Type K2 Steel Panel Radiator 600 x 1000mm 5463Btu
( 11 )

£212.14

ex. VAT £176.78 Each

Product options Select from 11 options
Stelrad Stelrad Stelrad / Stelrad Softline Compact Type K2 Steel Panel Radiator 600 x 1600mm 9547Btu
Save £25
( 11 )

£233.08 was £258.98

ex. VAT £194.23 Each

Product options Select from 12 options
Stelrad Stelrad / Stelrad Softline Silhouette Type K2 Steel Panel Radiator 600 x 600mm 3279Btu
( 11 )

£129.98

ex. VAT £108.32 Each

Product options Select from 11 options
Stelrad Stelrad Stelrad / Stelrad Softline Compact Type K2 Steel Panel Radiator 600 x 400mm 2365Btu
10% Off
( 11 )

£75.22 was £83.58

ex. VAT £62.68 Each

Product options Select from 12 options
Stelrad Stelrad / Stelrad Softline Silhouette Type K2 Steel Panel Radiator 600 x 900mm 4917Btu
( 11 )

£161.98

ex. VAT £134.98 Each

Product options Select from 11 options
Stelrad Stelrad / Stelrad Softline Silhouette Type K2 Steel Panel Radiator 600 x 1800mm 9833Btu
( 11 )

£416.98

ex. VAT £347.48 Each

Product options Select from 11 options
Stelrad Stelrad / Stelrad Softline Compact Type K2 Steel Panel Radiator 600 x 800mm 4730Btu
10% Off
( 11 )

£97.98 was £111.98

ex. VAT £81.65 Each

Product options Select from 12 options