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Radiators

Whether you want a column radiator to add a classic style, or vertical radiators to save wall space, there’s a choice for every room. Sizes range from 600 x 600mm and 600 x 800mm to larger models like 600 x 1400mm, so you can find the right fit for your heating needs.

You can also choose from different types, such as Type 11, Type 21, and Type 22 convector radiators, depending on how many panels you need for better heat output.

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  • Kartell KRAD Premium Radiator Type 21 Single 500 x 400mm

    Kartell KRAD Premium Radiator Type 21 Single 500 x 400mm

    £36.26 - £190.92 each (Ex VAT)
    £43.51 - £229.10 each (Inc VAT)
    The K-Rad type 21 500x70mm radiator is a premium central heating radiator that will look good in any room. It offers high performance and maximum efficiency, with a double panel and double convector. It is also easy to install and has a high-quality...
  • Kartell New York Designer Radiator Chrome 500 x 900mm

    Kartell New York Designer Radiator Chrome 500 x 900mm

    The stunning K-Rad Newark Design radiator in 500mmx900mm is a modern and highly appealing radiator, which has the power to brighten up any bathroom. It has excellent organisational abilities, as well as a powerful supply of heat. With enhanced...
  • Kartell 2 Column Laser Klassic White Radiator 1500 x 322mm

    Kartell 2 Column Laser Klassic White Radiator 1500 x 322mm

    The K-Rad 1500x322mm 7 sec Laser Klassic radiator in 2 col is perfect for the modern home. It can fit most spaces and can look beautiful in your house. It is manufactured from strong and durable materials and provides the best heat outputs which make...
  • Kartell Denver Designer Radiator White 500 x 1000mm

    £174.45 - £232.79 each (Ex VAT)
    £209.34 - £279.35 each (Inc VAT)
    The K-Rad amazing 500x1000 Designer Rail is a beautifully modern radiator, with a stylish and versatile unit that is designed to operate via central heating fuel type. It is crafted from incredibly durable and long-lasting material and offered in a...
  • Kartell K-Flat Premium Radiator Type 11 Single 500 x 400mm

    Kartell K-Flat Premium Radiator Type 11 Single 500 x 400mm

    The K-Rad Premium Vertical K-Flat 500x1000 in Type 11 is a quality central heating radiator, with an excellent heat output. It also offers an unbeatable value for money. It is supplied with side panels and is a double panel radiator.
  • Kartell Kolumn Dual Column Towel Radiator White 1140 x 500mm

    The K-Rad Kolumn Dual 1140x500 towel radiator is made up of top-class materials for durability; and has a substantial heat output, which is sufficient in keeping the towel and room warm. This stylish product is designed to look good in any room. The...
  • Kartell KRAD Premium Radiator Type 11 Single 500 x 300mm Kartell KRAD Premium Radiator Type 11 Single 500 x 300mm

    Kartell KRAD Premium Radiator Type 11 Single 500 x 300mm

    The K-Rad type 11 500x300 radiator is a premium central heating radiator that will look good in any room. It offers high performance and maximum efficiency, with a double panel and double convector. It is also easy to install and has a high-quality...
  • Kartell KRAD Premium Radiator Type 22 Double 500 x 300mm

    Kartell KRAD Premium Radiator Type 22 Double 500 x 300mm

    £44.90 - £246.99 each (Ex VAT)
    £53.88 - £296.39 each (Inc VAT)
    The K-Rad type 22 500x105mm radiator is a premium central heating radiator that will look good in any room. It offers high performance and maximum efficiency, with a double panel and double convector. It is also easy to install and has a high-quality...
  • Kartell Mode Chrome Designer Radiator 500 x 1200mm

    The K-Rad Mode Design 500mmx1200mm radiator is a modern, vertical style radiator with a flat rail design. It has a premium build quality and would be an incredible addition to any bathroom. The Mode Design radiator comes complete in a chrome finish,...
  • Kartell Oakland Design Radiator Chrome 500 x 920mm

    £209.45 - £232.79 each (Ex VAT)
    £251.34 - £279.35 each (Inc VAT)
    The stunning K-Rad Oakland Design radiator in 500mmx1180mm is a modern and highly appealing radiator, which has the power to brighten up any bathroom. With enhanced durability, it is a radiator that is efficient and strong, with an excellent heat output...
  • Kartell Oregon Anthracite Designer Radiator 500 x 1180mm

    This stunning K-Rad 500mmx1180mm Oregon Design radiator offers tremendous style and amazing heat output. The Oregon Design radiator comes complete in an anthracite matte finish, adding a unique addition to your home, where you will receive lots of...
  • Kartell Square Rail Chrome 500 x 1600mm Kartell Square Rail Chrome 500 x 1600mm

    Kartell Square Rail Chrome 500 x 1600mm

    £102.13 - £179.22 each (Ex VAT)
    £122.56 - £215.06 each (Inc VAT)
    The Square K-Rail can enhance any bathroom or en suite in your home. With its stylish, contemporary look, it makes a great feature on any wall. The chrome finish also adds a trendy touch to the bathroom, so be prepared to receive a lot of compliments...

Radiators

Upgrade your home’s comfort and style with our premium vertical radiator solutions. Designed to combine heating efficiency with modern design, our range includes everything from space-saving vertical radiators to sleek towel rail radiators.

Each option is crafted from durable materials, available in stylish finishes, and tailored to suit your home’s needs.

Types of radiators

  • Vertical Radiators: Save wall space and add a contemporary look.
  • Black Radiators: Bold and modern, perfect for minimalist or industrial interiors.
  • Column Radiators: Classic style with modern efficiency, ideal for traditional homes.
  • Small Radiators: Compact but powerful, designed for snug spaces.
  • Towel Rail Radiators: Keep bathrooms warm while drying and warming towels.

Radiator accessories

  • Radiator Covers: Conceal your radiator with style while adding storage space.
  • Radiator Paint: Customize with heat-resistant paint in a choice of colors.
  • Radiator Shelf: Add extra storage or display space above your radiator.
  • Radiator Valves: Choose thermostatic or manual valves for precise control.
  • How to bleed a radiator

    To keep your radiators working efficiently, it’s important to remove trapped air. The process is straightforward, but for full guidance, check out our blog for a detailed step-by-step article on how to bleed a radiator. You’ll find expert tips and advice to keep your heating system performing at its best.

    For more advice on choosing the right vertical radiator or column radiator for your home, contact your local Howarth branch or speak with our friendly team today.


How to guides

A Buying Guide to Radiators

Read through and discover the ultimate radiator buying guide with tips on types, sizes, finishes, and accessories like valves and covers to help you choose the perfect radiator for your home.

Frequently Asked Questions

What size radiator do I need?
To figure out what size radiator you may need for your room, you can use a radiator BTU calculator tool online.
How does a radiator work?
Radiators work through a heat transfer process called convection. This means that when water in the radiator is heated, the surrounding air is also heated up via convection and this hot air is then moved around the room as the air circulates.
How to measure a radiator?
Take your tape measure from the lowest point of your radiator to the highest.
Can you paint radiators?
Yes, you can paint radiators.
When to bleed radiators?
Radiators need bleeding when they have air trapped inside of them. If your radiator is cold at the top, but warm at the bottom, it usually means they need to be bled.