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30 March 2026 · HEATXL KNOWLEDGE & INSPIRATION

Infrared panels in RAL colours: the ultimate guide to designer heating

Infrared panels in RAL colours: the ultimate guide to designer heating

An infrared panel in a suitable colour can blend into the wall or create an accent. Choosing involves more than a colour code: gloss, surface texture, material and visible mounting also shape the result.

Available colours and finishes differ by brand and model. Before ordering, confirm whether your chosen version is available in the required RAL colour and which specifications and conditions apply. A colour choice does not determine a room’s heat demand.

Key considerations

Choose a suitable panel first, then establish the available finish. Compare a physical sample when matching existing paintwork. Use only a manufacturer-approved finish and consider installation, controls and lead time.

RAL colour as part of the interior

A colour code is a useful reference but does not guarantee an invisible match to a painted wall. Lighting, substrate, gloss and texture can alter appearance. Screen colours may also differ. For a project, agree which reference and sample will be used for approval.

Light colours can look understated, while dark or contrasting shades can highlight the panel. This design choice does not produce a fixed increase in perceived temperature and is not a reason to reduce required capacity.

Visible colour does not directly show how a surface emits infrared radiation. Radiant fraction, surface temperature and electrical conversion are different properties. Use the selected factory version’s data and test conditions for performance claims, rather than a universal emissivity for all colours.

Assessing material and factory finish

For metal panels, a manufacturer may offer a coated front. Glass versions can use different colouring and finishing methods. Construction, mass, thickness and fixings vary by product. Do not assume every coloured panel has the same coating or that glass always provides more useful heat.

Check overall dimensions including frame, brackets and connection space. Heating and cooling times depend on construction and conditions. Origin or material alone does not prove a fixed lifespan, scratch resistance, permanent colour stability or suitability for damp rooms.

Clean a panel only as instructed and let it cool first where required. Do not use abrasives or solvents without approval. Have damaged finishes assessed before attempting touch-ups; even a small repair can affect permitted use and warranty conditions.

Choose colour and capacity separately

Determine capacity from heat loss, desired temperature and use. Insulation, glazing, ventilation and adjoining rooms matter. A generic figure per square metre or one insulation value is not a complete calculation. Several panels may improve coverage, but do not automatically reduce energy use.

A wall colour may matter in a living room; in a kitchen, cleaning access and distance from heat, grease and moisture also matter. In a bathroom, assess the exact version, position and connection. An IP rating or coloured glass front does not make a panel suitable for every location.

Include mounting and controls in the design

Check whether wall or ceiling mounting is permitted and which clearances apply. Have the structure and fixings assessed. Preserve required ventilation and connection space; hidden cables or back boxes must not compromise installation requirements.

Match thermostat, sensor and switching equipment to the panel and total load. Wireless control does not mean the receiver and heater need no power cable. Wi-Fi and smart-home functions are not universal. A precise temperature display is also different from the control performance achievable in the room.

Enquire about a coloured panel

We help private and business end users and work with installers, wholesalers and designers. Provide the brand or intended model, quantity, colour code, preferred gloss and mounting position. For a Welltherm version, for example, we check the options available for that specific model.

Have the price, any colour surcharge, lead time and custom-order conditions confirmed in writing before ordering. Ask how colour approval, later repeat orders and replacements are handled. We do not promise one stock status, lead time or warranty period for all coloured panels.

Coordinate design and engineering

A successful interior match comes from assessing colour, dimensions and mounting alongside heat demand. Send a photo or floor plan and the preferred finish. We discuss the information needed for a suitable proposal without inferring health benefits, energy use or lifespan from colour.

Request advice and a quote

Frequently asked questions about coloured panels

Is every RAL colour available? This varies by model, material and colour programme. Mentioning RAL does not mean every collection or gloss level is offered. Confirm the exact code and finish.

Can I paint an existing panel myself? Do not do so without express manufacturer approval. Another paint layer can affect heat emission, material behaviour and safety. Have the consequences for use and warranty terms assessed; this does not mean all statutory rights automatically disappear.

Can coloured panels be ceiling-mounted? Only where the selected version and fixing system permit it. Colour alone does not authorise another orientation, recessed installation or reduced clearances from other materials.

Sources and considerations

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