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Page 6 of 15 Radiators by Size

Return to page 1 of Radiators by Size

Shop radiators by size and find the perfect fit for every space in your home. Whether you’re working with a compact room or a larger, open-plan area, choosing the right radiator size is key to achieving efficient heating and a balanced look. Our collection makes it easy to narrow down your options, helping you select a radiator that suits both your layout and heat requirements.

For rooms where wall space is limited, tall radiators offer a practical and stylish solution. Designed to make the most of vertical space, they provide excellent heat output without taking up too much width — ideal for hallways, kitchens or smaller living areas. Tall radiators can also double as a design feature, adding height and visual interest to your room.

If you’re heating a more compact space, small radiators are a great choice. Perfect for cloakrooms, en-suites or tight corners, these space-saving options deliver effective warmth without overwhelming the room. Despite their smaller size, many models are designed to provide efficient heat output, making them both practical and versatile.

Across the range, you’ll find radiators in a variety of styles, including vertical and horizontal designs, as well as options suitable for central heating systems and electric setups. With different widths, heights and heat outputs available, it’s easy to tailor your choice to suit each individual space.

Browsing radiators by size helps simplify your search, ensuring you find a heating solution that fits seamlessly into your home. Explore the full collection to discover radiators that combine the right proportions with reliable performance — keeping every room comfortable, whatever its size.

 
 

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Other(187)

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In Stock Only(414)

Panel Configuration

Single: A single panel, often with one convector fin. Shortest projection designed for smaller rooms.

Double: Two parallel panels, often with one or two convector fins, designed for medium to large rooms.

Triple: Three parallel panels, often with multiple convector fins, to maximise heat output. Largest projection designed for larger rooms.

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Horizontal(66)

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BTU Output (Delta 50)

1-999(39)

1000-1999(93)

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Other(268)


Filter Results
483 results
solaro-derwent-1800-x-304mm-vertical-electric-radiator-aluminium-matt-black

Solaro Derwent 1800 x 304mm Vertical Electric Radiator - Aluminium, Matt Black

Solaro
£319.99 inc
VAT
✓ 5 In Stock
k-rad-capri-1600-x-544mm-2000w-vertical-electric-radiator-white-cap1600544w

K-Rad Capri 1600 x 544mm 2000W Vertical Electric Radiator, White - CAP1600544W

More Options Available
K-Rad
£373.39 inc
VAT
✓ In Stock
terma-hex-bright-copper-designer-radiator-1220-x-486

Terma Hex Bright Copper Designer Radiator 1220 x 486mm

More Options Available
Terma
£525.94 inc
VAT
✓ In Stock
solaro-single-panel-1200-x-375mm-vertical-designer-aluminium-radiator-matt-cappuccino

Solaro Malmesbury Single Panel 1200 x 375mm Vertical Designer Aluminium Radiator Matt Cappuccino

More Options Available
Solaro
£315.00 inc
VAT
✓ In Stock
k-rad-kompact-type-11-single-panel-radiator-300-x-400mm

K Rad Kompact Type 11 300 x 400mm Radiator - Single Panel Single Convector

4.9
12 ratings
More Options Available
K-Rad
£44.70 inc
VAT
Save £20.41 | Was £65.11
✓ In Stock
duratherm-vertical-oval-tube-single-panel-designer-radiator-1800-x-240mm-white

DuraTherm 1800 x 240mm Oval Tube Single Panel Vertical Designer Radiator - White

5.0
843 ratings
More Options Available
DuraTherm
£69.99 inc
VAT
Save £15.01 | Was £85.00
✓ In Stock
solaro-single-panel-1800-x-375mm-vertical-designer-aluminium-radiator-matt-anthracite

Solaro Malmesbury Single Panel 1800 x 375mm Vertical Designer Aluminium Radiator Matt Anthracite

More Options Available
Solaro
£349.00 inc
VAT
✓ 18 In Stock
stelrad-compact-k1-radiator-450mm-x-400mm-single-panel-single-convector-143680

Stelrad Compact K1 Type 11 450 x 400mm Single Panel Radiator Single Convector - 143680

More Options Available
Stelrad
£51.60 inc
VAT
✓ In Stock
solaro-conwy-1200-x-220mm-square-tube-vertical-designer-radiator-matt-anthracite

Solaro Conwy 1200 x 220mm Square Tube Vertical Designer Radiator - Matt Anthracite

More Options Available
Solaro
£184.99 inc
VAT
✓ 6 In Stock
stelrad-planar-k1-radiator-400mm-x-400mm-single-panel-single-convector-140908

Stelrad Planar K1 Type 11 400 x 400mm Single Panel Radiator Single Convector - 140908

More Options Available
Stelrad
£160.46 inc
VAT
✓ 48 In Stock
solaro-portchester-1200-x-225mm-round-tube-vertical-designer-radiator-matt-white

Solaro Portchester 1200 x 225mm Round Tube Vertical Designer Radiator - Matt White

More Options Available
Solaro
£175.00 inc
VAT
✓ 10 In Stock
k-rad-capri-1600-x-362mm-1000w-vertical-electric-radiator-white-cap1600362w

K-Rad Capri 1600 x 362mm 1000W Vertical Electric Radiator, White - CAP1600362W

More Options Available
K-Rad
£346.59 inc
VAT
✓ In Stock
park-lane-traditional-colosseum-triple-bar-column-radiator-anthracite-300-x-425mm

Park Lane Traditional Colosseum Triple Bar Column Radiator Anthracite 300 x 425mm

4.9
37 ratings
More Options Available
Park Lane
£79.99 inc
VAT
✓ In Stock
stelrad-elite-p-radiator-300mm-x-500mm-double-panel-single-convector-8436

Stelrad Elite P+ Type 21 300 x 500mm Double Panel Radiator Single Convector - 8436

More Options Available
Stelrad
£60.91 inc
VAT
✓ 19 In Stock
solaro-single-panel-1800-x-185mm-vertical-designer-aluminium-radiator-matt-cappuccino

Solaro Malmesbury Single Panel 1800 x 185mm Vertical Designer Aluminium Radiator Matt Cappuccino

More Options Available
Solaro
£239.00 inc
VAT
✓ 9 In Stock
k-rad-kompact-type-11-single-panel-radiator-500-x-400mm

K Rad Kompact Type 11 500 x 400mm Radiator - Single Panel Single Convector

4.9
12 ratings
More Options Available
K-Rad
£50.58 inc
VAT
✓ In Stock
stelrad-planar-k2-radiator-300mm-x-500mm-double-panel-double-convector-140904

Stelrad Planar K2 Type 22 300 x 500mm Double Panel Radiator Double Convector - 140904

More Options Available
Stelrad
£196.99 inc
VAT
✓ 34 In Stock
stelrad-elite-k1-radiator-300mm-x-500mm-single-panel-single-convector-8430

Stelrad Elite K1 Type 11 300 x 500mm Single Panel Radiator Single Convector - 8430

More Options Available
Stelrad
£39.30 inc
VAT
✓ 32 In Stock
stelrad-compact-k2-radiator-300mm-x-500mm-double-panel-double-convector-143662

Stelrad Compact K2 Type 22 300 x 500mm Double Panel Radiator Double Convector - 143662

More Options Available
Stelrad
£65.52 inc
VAT
✓ 112 In Stock
stelrad-compact-p-radiator-450mm-x-500mm-double-panel-single-convector-143699

Stelrad Compact P+ Type 21 450 x 500mm Double Panel Radiator Single Convector - 143699

More Options Available
Stelrad
£74.00 inc
VAT
✓ 109 In Stock
k-rad-kompact-type-21-double-panel-radiator-400-x-400mm

K Rad Kompact Type 21 400 x 400mm Radiator - Double Panel Single Convector

5.0
13 ratings
More Options Available
K-Rad
£58.65 inc
VAT
✓ In Stock
k-rad-kompact-type-21-double-panel-radiator-500-x-400mm

K Rad Kompact Type 21 500 x 400mm Radiator - Double Panel Single Convector

5.0
13 ratings
More Options Available
K-Rad
£59.29 inc
VAT
✓ In Stock
k-rad-kompact-type-22-double-panel-plus-radiator-500-x-500mm

K Rad Kompact Type 22 500 x 500mm Radiator - Double Panel Double Convector

4.9
33 ratings
More Options Available
K-Rad
£70.74 inc
VAT
✓ In Stock
stelrad-compact-with-style-k2-radiator-500mm-x-400mm-double-panel-double-convector-7452204

Stelrad Compact with Style K2 Type 22 500 x 400mm Double Panel Radiator Double Convector - 7452204

More Options Available
Stelrad
£215.97 inc
VAT
✓ 92 In Stock
stelrad-compact-with-style-k1-radiator-300mm-x-500mm-single-panel-single-convector-7431105

Stelrad Compact with Style K1 Type 11 300 x 500mm Single Panel Radiator Single Convector - 7431105

More Options Available
Stelrad
£151.95 inc
VAT
✓ 8 In Stock
stelrad-compact-k1-radiator-300mm-x-500mm-single-panel-single-convector-143650

Stelrad Compact K1 Type 11 300 x 500mm Single Panel Radiator Single Convector - 143650

More Options Available
Stelrad
£47.92 inc
VAT
✓ 65 In Stock
k-rad-calgary-1800-x-400mm-oval-tube-vertical-designer-radiator-aluminium-grey

K-Rad Calgary 1800 x 400mm Oval Tube Vertical Designer Radiator Aluminium Grey

More Options Available
K-Rad
£825.11 inc
VAT
✓ In Stock
k-rad-calgary-1800-x-400mm-oval-tube-vertical-designer-radiator-aluminium-bronze

K-Rad Calgary 1800 x 400mm Oval Tube Vertical Designer Radiator Aluminium Bronze

More Options Available
K-Rad
£877.80 inc
VAT
✓ In Stock
stelrad-compact-k2-with-style-1800-x-500mm-vertical-radiator-32182205

Stelrad Compact with Style K2 1800 x 500mm Double Panel Vertical Radiator - 32182205

More Options Available
Stelrad
£1,024.28 inc
VAT
✓ 15 In Stock
terma-rolo-room-white-designer-radiator-1200-x-590-mm

Terma Rolo Room White Designer Radiator 1200 x 590 mm

More Options Available
Terma
£339.00 inc
VAT
✓ In Stock
stelrad-compact-k2-with-style-panel-radiator-2000-x-600mm-double-panel-double-convector-32202206

Stelrad Compact K2 Type 22 with Style 2000 x 600mm Double Panel Radiator Double Convector 32202206

More Options Available
Stelrad
£1,280.71 inc
VAT
✓ 26 In Stock
solaro-derwent-1800-x-604mm-vertical-electric-radiator-aluminium-matt-anthracite

Solaro Derwent 1800 x 604mm Vertical Electric Radiator - Aluminium, Matt Anthracite

Solaro
£479.99 inc
VAT
✓ In Stock
terma-rolo-room-modern-grey-designer-radiator-1200-x-590-mm

Terma Rolo Room Modern Grey Designer Radiator 1200 x 590 mm

More Options Available
Terma
£349.58 inc
VAT
✓ In Stock
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