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The BIG Lockdown Glow-Up Competition

We've teamed up with Big Bathroom Shop to find the best DIY lockdown upgrades. Enter yours to be in with a chance of winning £1000 to spend with us!
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Do different radiator designs affect heat output?

Yes. The heat output provided by a radiator depends on several different design aspects, including construction material and size. Generally, larger radiators will deliver a greater BTU output as they feature a bigger heat emitting surface…
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Are cast iron radiators better than steel?

Cast iron radiators are better than steel versions in some respects, but are disadvantageous in other comparative ways. A big benefit of cast iron radiators is their construction – they are extremely well built and heavier and stronger…
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How do I work out the BTU requirement of my radiator?

The BTU requirement per radiator will be determined by the amount of radiators featured in a specific room. So, use a BTU Calculator to work out the total BTU requirement of the space, and divide this total by the number of radiators…
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Will a heated towel rail heat my bathroom?

Many heated towel rails will provide an adequate heat output to keep most bathroom spaces comfortably warm. However, everything is relative to the size of the area – larger bathrooms might require an extra heating source to provide…
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How do I calculate what size radiator I need for my conservatory?

You can use a BTU Calculator to work out the required heat output to comfortably warm your conservatory, and decide on what size radiator to choose from there. The same logic applies to any room in the home – the needed BTU output…
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What radiators give off the most heat?

Aluminium radiators provide the highest potential BTU output possible. That doesn’t mean that every aluminium radiator has a higher heat output than every steel radiator, for example. But aluminium radiators have the greatest heat…
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Are aluminium radiators better than steel?

Aluminium and steel radiators both offer their own unique benefits. That said, aluminium is widely considered to be the very best radiator construction material. Of the two types, aluminium radiators are quicker to heat up, deliver a…
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Are steel or aluminium radiators better?

Steel and aluminium radiators each possess their own unique advantages. However, aluminium is largely thought of as the very best material for radiator construction. Aluminium is faster to heat up than steel, and also offers a higher…
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What is the best material for a radiator?

Aluminium is widely considered to be the best material for a radiator. As a material, aluminium offers excellent conduction properties, enabling radiators to heat up quickly and transport heat around the space rapidly as well. Aluminium…
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How to balance performance throughout the house on different radiators?

First, switch off your heating system and ensure all your radiators are cooled down. Then, open both valves up on each of the radiators and turn the heating on. You might have to enlist the help of other family members in the household,…
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Why are some of my radiators hotter than others?

There could be several reasons why some radiators are hotter than others in the home. It might simply be the case that certain radiators have higher heat outputs than others. Or, if you know the radiators to have identical heat outputs…
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Does the size of a radiator matter?

It is vital to get the correct balance with the size of your radiators in relation to the heat output they offer. If your radiator is too big, it will minimize essential wall space and use excess energy whenever it is in operation. By…