Double Panel Horizontal Radiators

Combine powerful heat output with sleek, space-saving style in our collection of double panel horizontal radiators. Whether you're updating a compact room or heating a large open-plan space, these dual-layered radiators provide rapid warmth and impressive performance - with plenty of styles to suit both traditional and modern interiors.

Why choose a double panel horizontal radiator?

Double panel horizontal radiators feature two panels to maximise surface area and increase heat output. This makes them an excellent choice for rooms that require fast, consistent heating. Horizontal models are especially popular beneath windows or along wide walls where vertical options might not fit.

  • High BTU outputs for fast and efficient warmth
  • Ideal for larger spaces or longer walls
  • Classic horizontal design for easy wall placement
  • Available in designer and standard central heating styles
  • Choice of finishes including white, anthracite, black, and bold colours

Styles to suit every home

From classic convector radiators to expansive modern designer models, our range includes a wide selection of horizontal double panel options - including both Type 22 and Type 21 profiles. Looking for something more decorative? Explore our range of modern horizontal designer radiators for statement-making style and performance.

Finishes and configurations

Choose from sleek flat-panel radiators in matt black or anthracite, curved designer profiles in white or silver, or classic convector models with grooved faceplates for a more traditional look. You’ll find double panel options in a wide range of lengths and heights - perfect for everything from cloakrooms to spacious lounges.

Need help choosing the right size? Use our BTU calculator to find the recommended output for your room’s dimensions and insulation level.

Trusted quality, fast delivery

Many double panel radiators from BestHeating are backed by up to 20-year guarantees and you'll enjoy free UK delivery. Whether you’re renovating a single room or upgrading your entire heating system, we have the ideal radiator for your home - blending comfort, style, and value in one.

Frequently asked questions – Double Panel Horizontal Radiators

What is a double panel radiator?

A double panel radiator has two heat-emitting panels, with some models completed by convector fins in between. This design increases surface area and heat output, making it ideal for larger rooms or homes with higher heating demands.

Is a double panel radiator better than a single panel?

It depends on the space. Double panel radiators are more powerful in terms of heat output, especially in larger or poorly insulated rooms. However, single panel models may be better for narrow or compact spaces.

Are double panel radiators suitable for every room?

Yes. Horizontal double panel radiators are incredibly versatile and can be used in bedrooms, living rooms, kitchens, hallways and more. Just make sure the size and BTU output match your room’s needs.

What sizes and finishes are available?

Our range includes a variety of lengths and heights in white, anthracite, black, silver and designer shades. Choose from slimline modern profiles or standard convector styles to match your space.

Do you sell double panel designer radiators?

Absolutely. We stock a wide range of designer double panel horizontal radiators for customers seeking a more decorative look, alongside classic central heating models.

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  1. Milano Compact - Type 21 - Double Panel Plus Radiator - Multi Sizes Available
    Rating:
    98%
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    from £67.95
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  2. Milano Compact - Type 22 - Double Panel Radiator - Multi Sizes Available
    Rating:
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    Hot Water
    from £67.95
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  3. Milano Mono - Type 21 Flat Panel Double Panel Plus Radiator - Multi Sizes Available
    Rating:
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    Hot Water
    from £214.95
    In stock
  4. Milano Mono - Type 22 Flat Panel Double Panel Radiator - Multi Sizes Available
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    from £224.95
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  5. Best Seller
    Milano Alpha - Anthracite Horizontal Flat Panel Designer Radiator - 635mm Tall - Choice Of Width
    up to -20%
    Rating:
    99%
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    Hot Water
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    from £63.96
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  6. Milano Alpha - White Horizontal Flat Panel Designer Radiator - 635mm Tall - Choice Of Width
    Rating:
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    Hot Water
    20 Year Guarantee
    from £79.95
    In stock
  7. Milano Aruba - Anthracite Horizontal Designer Radiator - Choice of Size
    up to -20%
    Rating:
    99%
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    Hot Water
    20 Year Guarantee
    from £63.96
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  8. Milano Aruba - White Horizontal Designer Radiator - Choice of Size
    up to -20%
    Rating:
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    Hot Water
    20 Year Guarantee
    from £67.96
    In stock
  9. Milano Aruba Flow - White Horizontal Side Connection Designer Radiator (Double Panel) - 635mm Tall - Choice Of Width
    up to -20%
    Rating:
    98%
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    Hot Water
    20 Year Guarantee
    from £123.96
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  10. Milano Aruba Flow - Anthracite Horizontal Side Connection Designer Radiator - 635mm Tall - Choice Of Width
    up to -20%
    Rating:
    97%
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    Hot Water
    20 Year Guarantee
    from £123.96
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  11. Milano Capri - White Horizontal Flat Panel Designer Radiator - Choice of Size
    up to -20%
    Rating:
    98%
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    Hot Water
    20 Year Guarantee
    from £189.95
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  12. Milano Capri - Anthracite Horizontal Designer Radiator - Choice of Size
    up to -20%
    Rating:
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    Hot Water
    20 Year Guarantee
    from £95.96
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  13. Milano Compact - Convector Radiator - Choice of Size
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    Hot Water
    from £44.95
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  14. Milano Alpha - Horizontal Flat Double Panel Designer Radiator - Choice of Colours and Sizes
    Rating:
    98%
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    Hot Water
    20 Year Guarantee
    from £129.95
    In stock
  15. Milano Aruba - Horizontal Designer Radiator - Choice of Size and Finish
    up to -20%
    Rating:
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    Hot Water
    20 Year Guarantee
    from £127.96
    In stock
  16. Milano Capri - Silver Flat Horizontal Designer Radiator 354mm x 1600mm (Double Panel)
    -50%
    Rating:
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    Now £177.48 Was £354.95
    Out of stock
  17. Milano Aruba - Light Grey Horizontal Designer Radiator 635mm x 826mm (Double Panel)
    -20%
    Rating:
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    Hot Water
    20 Year Guarantee
    Now £171.96 Was £214.95
    Out of stock
  18. Milano Aruba - Light Grey Horizontal Designer Radiator 635mm x 1000mm (Double Panel)
    -20%
    Rating:
    99%
    Hot Water
    20 Year Guarantee
    Now £195.96 Was £244.95
    Out of stock
  19. Milano Aruba - Light Grey Horizontal Designer Radiator 635mm x 1180mm (Double Panel)
    -20%
    Rating:
    96%
    Hot Water
    20 Year Guarantee
    Now £235.96 Was £294.95
    Out of stock
  20. Milano Aruba - Light Grey Horizontal Designer Radiator 635mm x 590mm (Double Panel)
    -20%
    Rating:
    99%
    Hot Water
    20 Year Guarantee
    Now £139.96 Was £174.95
    Out of stock
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