What’s the Ideal Size Boiler for my Home?

What’s the Ideal Size Boiler for my Home?

Find the Best Size Boiler for Your Home

Looking for a new boiler, but don't know what the right size is for you? This blog will tell you what size you need.

Tyrese Garvie smiling

Tyrese Garvie

Marketing Executive

Finding the best boiler, in terms of features, price and technology is hard enough, but now you have to figure out what the best size is too?! Don’t worry! This guide will make finding the ideal boiler size for your home really easy and straightforward.

Our recommendations in this guide are based off the assumption that your home is insulated in line with current regulations and that your home is also double-glazed.

Apartment (1-2 Bedroom, 1 Bathroom, <5 Radiators)
Combi Boiler: 24-26kW
Heat & System: 12kW
Cylinders: 180-210

Small House (1-2 Bedroom, 1 Bathroom, <7 Radiators)
Combi Boiler: 24-26kW
Heat & System: 12kW – 15kW
Cylinders: 180-210

Medium House (2-3 Bedroom, 1 Bathroom, 6-7 Radiators)
Combi Boiler: 30-32kW
Heat & System: 15-18kW
Cylinders: 180-210

Family House (3-4 Bedroom, 1 Bathroom, 1 ensuite <10 Radiators)
Combi Boiler: 35-40kW
Heat & System: 18-24kW
Cylinders: 210-250

Large Family House (4-5 Bedroom, 2 Bathroom, 1 ensuite <15 Radiators)
Combi Boiler: Not recommended
Heat & System: 24-30kW
Cylinders: 210-250

Still not sure?
Again, don’t worry – you can get FREE advice and guidance on correct boiler sizes by calling 0800 033 7707, where you’ll be put through to our Gas Fast expert team who will be able to assist you with any boiler or heating solution queries.

If you’re looking for a new boiler, Gas Fast can offer competitive pricing on the best boilers available on the market – we do this with our strong and trusted network of manufacturers across the UK. With a brand-new boiler, you can also save money on your energy bills and help save the environment around you, by reducing your carbon footprint and emissions.

You can do all of this, right here at Gas Fast. You can get a quote within 24hrs on a brand new boiler, with the lowest prices.

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