Kartell Allegro Double Horizontal Designer Radiator

Its aluminium build not only provides durability but also enhances energy efficiency. With a 5-year warranty and a range of size options, it's a smart, long-lasting investment for your heating needs.

Price (Inc. VAT)
£366.00£556.00Save 34%
All prices include VAT
Free UK Delivery Included
In Stock: Ready to Ship

Available in 6 sizes and 2 finishes.

Product Information
MaterialAluminium
Pipe Centres (mm)550-1310
Wall Centre (mm)44
BTUs (@ Δt50)1875
Watts (@ Δt50)550
Delivery Time Scale2-3 Working Days
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Kartell Allegro Double Horizontal Designer Radiator

Customization

The Allegro Double Horizontal Radiator is designed to complement modern interiors with its clean, minimalist styling and durable aluminium construction. Featuring a textured finish and available in a range of practical widths, it offers an attractive and efficient heating solution for both residential and commercial spaces.

  • Available Sizes: 575 × 470 mm | 575 × 680 mm | 575 × 850 mm | 575 × 1040 mm | 575 × 1230 mm | 575 × 1420 mm
  • Finish: Textured White | Textured Grey
  • Material: Aluminium
  • Guarantee: 5 Year Manufacturer Guarantee
  • Delivery Lead Time: 2 to 3 Working Days

Efficiency

The Allegro Double Horizontal Radiator is manufactured from premium-grade aluminium, delivering rapid heat-up times and outstanding thermal conductivity. Its double panel design provides enhanced heat output, making it an excellent choice for efficiently heating larger living spaces.

Contact our sales office for further information: 01257 452 879

Installation

Supplied with wall brackets and fixings, the Allegro Double Horizontal Radiator is designed for straightforward installation on standard central heating systems. Depending on your pipework layout, you may require angled, straight, or corner valves. For guidance, visit our Radiator Valve Guide.

Summary

The Allegro Double Horizontal Radiator combines contemporary styling with exceptional heating performance. Its durable aluminium construction, efficient double panel design, and selection of practical sizes make it a reliable, energy-efficient choice for modern homes and offices.

Key Features

  • Durable aluminium construction for rapid heat-up
  • Double panel design for enhanced BTU output
  • Modern matte finish in Grey and White
  • Horizontal styling ideal for low wall spaces
  • Compatible with all standard UK heating systems
  • Easy wall-mounted installation
  • 5-year manufacturer’s warranty
  • Perfect for large living spaces, bedrooms, and offices

BTU, Watts and dimensions update live when you select a size above.

Height575mm
Width470mm
BTU Output (ΔT50)1875
Watt Output (ΔT50)550
Pipe Centres550-1310
MaterialAluminium
FinishTextured Grey
Lead Time2 to 3 Working Days
Wall Brackets IncludedYes
Valves IncludedNo, sold separately
The BTU output varies by size. Please refer to our specification chart or contact us directly for accurate BTU information.
Yes, the double panel design offers high heat output, making it ideal for larger or open-plan rooms.
Yes, brackets, wall fixings, and installation instructions are included with your radiator.
We recommend using it in the available finishes to preserve warranty coverage, but a professional painter can advise on heat-resistant paints if customization is needed.
Yes, aluminium radiators heat up quickly and use less water than steel models, helping reduce energy usage.

Your new designer radiator will need valves. They will allow you to control the heat of your new radiator with ease. Need sleeving kits? Sleeving kits are tubes of brass that cover your radiator pipes and complete the luxury look.

Angled Valves

Angled Valves

Pipework coming up from the floor + radiator connections on the side = Angled Valves. Suitable for any pipework which comes up from beneath, through your floor or up from your skirting board.

Straight Valves

Straight Valves

Pipework coming up from the floor + radiator connections on the underneath side = Straight Valves. Best suited for pipework exiting from your floor or flexi-pipe up from your skirting board.

Corner Valves

Corner Valves

Pipework coming up from the floor + radiator connections on the side = Angled Valves. Suitable for any pipework which comes up from beneath, through your floor or up from your skirting board.

Corner Valves

Corner Valves

Pipework coming out from the wall + radiator connections on the underneath side = Corner Valves (recommended) or Angled Valves. You can also use Angled valves if you would like the valves to face forward.

Ensure you check with your plumber or installer to make sure you are using the correct valves. Need help? Contact our sales team today on 01257 452879

Have a question about this product? Our team are here to help Monday to Friday, 9am to 5pm.

Unit G, Grove Mill, Grove Park Industrial Estate, Eccleston, PR7 5TZ
£366.00

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