Best 30kw Combi Boilers to buy [Updated 2021]
Best 30kw combi boiler models to buy in 2021
This is aimed to be an informative guide based on the best 30kW combi boiler on the market right now.
If you have a one to four bedroom home and you are looking for a combi boiler this is the guide for you.
We hope this helps you find the right boiler which suits your home, a boiler is a large investment to the family home which is going to be a part of you for a long time.
Best 30kW boiler = Viessmann 200-W 30kW combi
With a much higher energy efficiency rating at 98%, the Viessmann 200-W combi boiler is the boiler on the market to watch.
Having hit the top of the Which? UK guide to boilers for several years, the Viessmann 200-W offers the larger home something more for a central heating system.
Will the Viessmann 200-W be suitable for my home?
If your home is a large home with 1 to 4 bedrooms, with 1 or more bathrooms and you have a high demand for heating and hot water, then the Viessmann 200-W is an excellent type of boiler for your home.
This boiler has a 7” colour touchscreen for controlling the heating in the home.
The integrated WiFi allows you to connect your boiler with your smartphone, with all the controls at your fingertips, no matter where you are.
Size – How big is the Viessmann 200-W?
At 48kg, it’s a little heavier than other options, but as it caters to a larger home, it makes sense to have a larger boiler.
This boiler is made to fit in a kitchen cupboard.
This is one of the best 30kW combi boiler installations listed and is one of the quietest!
How long is the warranty on the Viessmann 200-W?
The original warranty is 3-5 years, but it can be extended to 10 years.
Great lengthy warranty.
At Boiler Central, this boiler is available with a massive 12-years warranty, they are the only company in the country to offer this.
Long warranty is great for peace of mind in case any issues occur, but would boiler companies really give that length warranty to a boiler if they didn’t believe in the boiler range? No.
The Viessmann 200-W has an energy efficiency of up to 98%, making it one of the most efficient options. This will reduce energy bills and make you environmentally friendly.
How much does a Viessmann 200-W cost?
For the boiler with installation included and inc. VAT, you’re looking at £3,000-4,000 as an outlay.
For the boiler with supply only, the cost sits at around £1,700, including the flue.
2nd Best 30kW boiler: Worcester Bosch 4000 30kW
With Worcester being one of the well known boiler brands in the UK, it makes sense to feature on this list of the best boiler manufactured 30kW combi boilers.
Will the Worcester Greenstar 4000 be suitable for my home?
The Worcester Greenstar 4000 is the second best 30kw combi boiler for good reason.
For a home with up to 15 radiators and two bathrooms, this will be one of the boilers to choose from for a home with up to 4 bedrooms.
It stores the hot water without being reliant on the mains water to provide heated water for showers.
Read more: Worcester Bosch 4000 boiler review
With a clear and easy to use display panel, the heating controls are straightforward with the 4000.
How big is the Worcester Greenstar 4000?
The Worcester Greenstar 4000, is made to fit in a kitchen cupboard.
Best suited to? (2 bed home, 3 bed, 4, etc.?)
Medium-sized homes of 2-4 bedrooms would be best suited to the Worcester Greenstar 4000 boiler.
How long is the warranty on the Worcester Greenstar 30i?
There are up to 10 years of warranty on this boiler.
Lengthy warranty but not as long as the Viessmann boiler with a 12-year warranty from Boiler Central.
A-rated for energy efficiency can be bumped to an A* rating when paired with the Bosch EasyControl system.
How much does a Worcester 4000 cost?
Currently, the new boiler cost for a 4000 is around £1,975, including installation.
Choosing the right boiler depends on the size of your home and your needs. These two are the best boilers to choose from – so, which is right for you?
We will do you a conclusion on which boiler we would go for and why. Your Gas Safe engineer will also ensure the boiler you choose is the correct one for your home to run effectively and efficiently.
Best 30kW boiler: Final verdict
The boiler that comes out on top is the Viessmann, it may be more pricey to start with but when you work it out in the long run with the 12 years warranty it will end up being cheaper and it is lovely peace of mind knowing your boiler is covered for so long.
30kW boilers are a great choice for a one to four bedroom home and even though the Worcester is 2nd, we would pick the 4000 over the Viessmann 200 because the price is nearly half of the price.