Here at the heat is on, we put the knowledge of what you need directly in your hands as the homeowner, so you needn’t ask or wait for information from your plumber. Here we give you complete expert guidance for this specific designer radiator — including details of any additional parts required — so you can ensure a smooth and successful installation when your tradesman arrives.

heat output

• Firstly, if you haven't already done so – use our heat calculator to work out your specific requirements for your room, ensuring you are selecting the correct size designer radiator in terms of the BTUs heat output it provides.

design & material

• RIBBON HSD is a distinctive statement floor-standing radiator inspired by classic European commercial and industrial radiator designs.
• Features coiled steel plates wrapped around central vertical columns, creating a bold, architectural presence.
• Rounded collector bars connect the main columns, giving the radiator a striking, battery-like appearance.
• Supplied with a complimentary large cleaning brush, allowing easy access between plates for ongoing maintenance.
• Manufactured from high-quality, low carbon mild steel for strength, durability, and long-term performance.
• Additionally, we have created a thorough and detailed technical guide on central heating radiators, giving even more information and tips.

full range of sizes available

• In addition to the sizes we are displaying here on the heat is on, you can view the full range of 4 different sizes of RIBBON HSD here on the Terma website.
• When viewing the Terma website, heat outputs are only listed in Watts – using the column header stating 75/65/20, multiply the amounts by 3.41 to get the BTUs equivalent.
• If you want to learn more about heat output, view our technical guide on heat output.
• We can process a special order for any size you wish to purchase if that size is not shown on our website.

colour & finish

• Painted in Metallic Grey.
• Finished in a matt, rough texture.
• This is a standard powder-coated finish.
• Additionally, we have created a thorough and detailed technical guide on paint finishes and colours, giving even more information and tips.

installation & orientation

• Designed exclusively as a floor-standing radiator and cannot be installed horizontally.
• Delivers high heat output thanks to its efficient convection channels and column-based construction.
• This model has the valve inlet positioned on the right side, but it can be flipped to the left if required.
• Features standard 50mm pipe connections.

advice on which valves to purchase for piped installation (central heating)

• This radiator is not supplied with valves, as we offer a vast range of styles and colours. We do not include them (as some retailers do) because we cannot make this aesthetic choice on your behalf.
• We make choosing the correct valves easy. With years of experience, we know that once a radiator has been chosen, valve selection can feel daunting — and even plumbers rarely make the best aesthetic choice. As the homeowner, this decision is best made by you, as you’ll live with the finished installation.
• On the right-hand side of this page we have pre-filtered our valve selection to show only the optimal valves for this specific model. You’ll see two sections:
  • 1. matching / complementary colour valve & pipe sets — either an exact match (painted using the same paint as the radiator) or the closest complementary match, depending on availability. These sets include pipes and wall covers to conceal standard copper