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    Colour: Various Sizes
    Home Series Flat From: £98.97 Incl VAT The Stelrad Home Series Flat radiator features a stunning, simplistic finish and a smooth flat face making it the ultimate in minimal design.
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Stelrad Flat Radiators are another minimalistic masterpiece that don’t only radiate with superb heat, but also exceptional style. Brightening your environment with the Traffic White, drip free coating, the Stelrad Flat Radiator can add style to any room of your choosing. Whether you are looking for a new heating appliance for your bedroom, hallway, living room or any other room in between, the Stelrad Flat is completely adaptable to any environment with its minimalist colour scheme, allowing for a fashionable radiator that can easily integrate with any style of home décor.

Graced with an understated, flat bodied finish, Stelrad Flat Radiators make for an extremely attractive heating appliance. Stelrad Flat Radiators are available in 20 different size options, giving you a range of choices when it comes to how large or small you would like it to be. Heights of Flat Radiators are available at 300mm, 450mm or 600mm, while lengths span from 400mm – 2000mm. For further assistance discovering which Stelrad Flat Radiator is the right fit for your room, we have a useful tool that can measure up your potential options. The Radiator Size Search Calculator from Stelrad will assess your options based on the space you have to offer in your home, streamlining the purchase process, so you can shop online with ease. Additionally, we also offer a thorough Technical and Installation Guide for the Flat Radiator, which clearly explains the set up process, paired with information regarding the internal specifications of the product. Additionally, for a visual demonstration of how to install the Stelrad Flat Radiator, see the easy-to-follow video here.


Available as either a K1 or K2 type radiator, the Stelrad Flat comes equipped with 1 or 2 radiator panels, and 1 or 2 sets of convection fins. This puts the power in your hands when purchasing your new Stelrad Flat Radiator. With outputs ranging from 235 – 3203 Watts or 802 – 1092 Btu/hr, Stelrad Flat Radiators are excellent dispersers of heat, keeping you warm all year long. Making your purchase decision based on radiator efficiency is essential when deciding on your next radiator purchase. This is why we provide our very own BTU Heat Loss Calculator, which allows you to weigh up your options, discovering which model of radiator is most efficient for you, based on your home environment and its dimensions.

Stelrad Flat Radiators are built to last, all coming equipped with a 10 Year Warranty. We only provide the best, which is why we’re the UK’s favourite radiator manufacturer.

If the Stelrad Flat Radiator isn’t what you’re looking for, we offer a wide selection of other radiators available. With the most comprehensive number of radiators available in the UK, you won’t have any trouble finding what you’re looking for, simply browse our website and find the Radiator of your dreams.

We at Stelrad are always happy to help. Feel free to visit our FAQ advice hub for more information on the Stelrad Flat Radiator, as well as all our other products. Alternatively, you can get in touch with one of our radiator specialists.

Stelrad Flat radiator 02

Flat Radiators FAQs

What Are the Benefits of Flat Panel Radiators?

Flat panel radiators are ideal for most rooms in your room, they are elegant and often an efficient option. Our Stelrad flat radiators are available in a range of different sizes, colours, and designs. The benefits of flat radiators are how subtle they can be whilst generating heat.

What is the Opposite of Flat Radiators?

Flat radiators are the opposite of radiators that have revealed columns and pipes, they keep everything inside the radiator covered. An ideal option for those who want a radiator that can be fitted behind a radiator or under a window. If you would prefer a column radiator or an old-fashioned radiator, you can browse our website.

Are Flat Radiators the Best Option for Families?

Flat radiators are an ideal option for those with small children running around. It’s best to keep the inside of the radiator covered as pipes can be a danger hazard. Stelrad flat radiators are available in bright colours, so you can still make a statement with a flat panel radiator in your home.

How Easy is it to Clean Stelrad Flat Radiators?

Flat radiators can be slightly more difficult to clean than column radiators, as you will need to hoover the dust from the inside of the radiator. If you regularly clean your radiator, you shouldn’t have a problem with this.