Imagine all the benefits of a combi boiler, with all the benefits of a system boiler - all rolled in to one. Say hello to the Viessmann 111-W.
Viessmann are relatively new to the UK market, but have been a force in the European boiler market for many decades.
With their German engineering, a range of award winning boilers and excellent customer reviews, it’s easy to see why their popularity in the UK has skyrocketed in recent years.
The Viessmann Vitodens 111-W is one of the brand's most notable innovations - a storage combi hybrid that is able to meet the high hot water demands of any modern family home, without the need for a separate hot water storage cylinder.
So if you are looking for a boiler that can meet your home's high demand for hot water, but doesn’t have the room to house a separate storage cylinder, the Vitodens 111-W may just be the best boiler for you and your family.
In this review, we've scored the Viessmann Vitodens 111-W in 4 key areas, including:
Reliability
Performance
Warranty
Price
Main features of the Viessmann Vitodens 111-W Boiler
Before we begin, here are some of the most notable features of the Viessmann Vitodens 111-W model:
High domestic hot water (DHW) convenience through cylinder loading system (CLS) and integrated stainless steel storage tank (46 litres)
Ideal for larger homes with more than one bathroom - can fill a bath in just 8 minutes, whilst also supplying a sink or washbasin simultaneously
10-year guarantee on parts and labour
ErP rating 93%: A-rated
Dimensions: 950mm (h) x 600mm (w) x 500mm (d)
Reliability: 5/5
The Viessmann Vitodens 111-W boiler is a high capacity combi system hybrid boiler that has an excellent reputation, offering reliability and amazing value for money.
Trustpilot Reviews
To date, Viessmann has amassed a staggering amount of customer reviews on Trustpilot. As of March 2021, over 1,600 customers left an honest review.
The brand has an average rating of 4.5 stars out of 5, incredible for a boiler company that is relatively new to the UK market.
Moreover, in our article ranking the best boiler manufacturers, the brand was rated as offering the 2nd best combi boilers of 2021; so, this is certainly a boiler brand with credibility.
If you are left wondering whether to choose between Viessmann or Worcester check out our recent Worcester Bosch vs Viessmann comparison, for an in-depth analysis.
Which? Boiler Survey Results
Viessmann carried the Which? Best Buy Award for 5 years running from 2016 to 2020, based on the annual boiler survey results.
Which? Best Buy brand for 5 years running. That's impressive.
The independent Which? Annual Boiler Survey asked 171 registered gas engineers and 8,458 domestic customers for key feedback concerning reliability, aftercare, performance and access to parts.
Performance: 5/5
Viessmann Vitodens 111-W Boiler Power Outputs
The Vitodens 111-W boiler range is available in the following sizes (power outputs):
25kw
32kw
The 25kW Vitodens 111-W has a flow rate of 18 l/min, making it suitable for most average sized family homes that may have slightly above average hot water demands.
There is also the slightly larger 32kW Vitodens 111-W, with a flow rate of 18 L/min, which is more suitable for larger sized homes with a greater demand for hot water i.e. a home with multiple bathrooms and/or radiators.
The 46 litre, integrated storage cylinder will provide the heating water separately, ensuring no drop in pressure or disruption to the water supply.
Want to know which boiler power is right for your home? Check out our boiler sizing guide.
Which Viessmann Vitodens 111-W model is right for your home?
To discover which Viessmann Vitodens model is the right size boiler for your home, use our free tool. It'll do all the hard calculating work for you, and give a fixed price.
The type of 111-W you require is determined by a variety of factors, including the number of bathrooms in your home, more bathrooms = more hot water output required.
Efficiency
The Viessmann Vitodens 111-W is certified with an A-rating for energy efficiency, with up-to 98% energy efficiency.
Up-to 98% efficient. Only 2% inefficient.
The Vitodens 111-W is also compatible with all of the most popular smart thermostats including Hive, Nest and tado’s smart heating system
This allows you to control your boiler from a convenient smart phone app, allowing you to set-up schedules and gain access to a whole range of other energy saving features.
Controls and Features
The most innovative feature of the Vitodens 111-W is it’s integrated cylinder loading system (CLS) and 46 litre integrated stainless steel storage tank, providing you with all the same space saving benefits of a traditional combi boiler, but with superior hot water capacity.
The 111-W can fill a standard bath in just 8 minutes, whilst also supplying another sink simultaneously.
While the unit is larger than your average combi boiler unit, it does mean you can avoid the need for a separate hot water storage cylinder, so certainly saves a significant amount of space.
In addition, the front panel can easily be removed, ideal for the annual service, as well as boiler maintenance and if necessary.
Inox Radial Stainless Steel Heat Exchanger
As well as the 111-W’s impressive storage capacity and heating output, the Viessmann also benefits from another unique innovation of the brand: the Inox-Radial Stainless Steel Heat Exchanger, this is patent protected and manufactured by the brand in Germany.
Unlike cheaper brands that typically offer aluminium heat exchangers, the Inox exchanger is significantly more durable, meaning that the boiler's efficiency and performance will be maintained for years into the future.
This vital component is built with lasting efficiency and top-quality performance in mind. With a material quality one step away from surgical steel, Viessmann heat exchangers offer a far more corrosion-resistant solution compared to the Aluminium one that’s often used in their competitors’ products.
Warranty: 5/5
A major part of buying any new boiler is the warranty offered by the brand, so you will be happy to know that when purchased via Heatable, the Viessmann Vitodens 111-W comes with a 10 year warranty.
The warranty covers parts and labour should need repairing or replacing and that’s exclusive to Heatable. That is far more generous than many other boiler brands including Ideal, Baxi and Intergas.
As demonstrated by the Trustpilot reviews the brand also offers fantastic aftercare, so it isn’t all just marketing talk to get you to buy the boiler.
Price Point: 4/5
Viessmann benefits from German engineering, an award winning reputation and trusted aftercare, so as a result is not the cheapest boiler money can buy. But it’s certainly one that can be trusted.
The exact costs of the boiler (including Gas Safe installation) may vary depending on your type of property, hot water demands and a whole host of other facts.
So, to make it easy, we have designed a quick questionnaire that will give you an instant fixed price. It takes about 60 seconds to complete.
However, as a guide, you should be looking to pay around £3,000 - £4,000 for the Viessmann Vitodens 111-W (if it's a simple combi boiler replacement).
For a conversion (or more complex installation), expect to pay around £4,000 - £5,000 (ish).
However, it’s important to remember that every installation is unique and presents its own challenges. To get an accurate (fixed price) quote online, click here.
Our verdict on the Vitodens 111-W
The Viessmann Vitodens 111-W is the perfect solution for large homes looking for a boiler that will meet their higher than average hot water demands without struggling.
Thanks to it’s system and combi hybrid design, the 111-W has an internal storage cylinder for your heating water and a separate heat exchanger to supply your hot water. This unique design means that you are unlikely to experience any drop in water pressure, even when multiple water outlets are being used.
Have a large house, with multiple bathrooms, but don't want a separate tank. The Viessmann 111-W is the boiler for you.
This innovative boiler allows you to save space you would otherwise require if you opted for a storage boiler that requires a separate hot water cylinder.
Viessmann as a brand is also a fantastic, well rated brand with a 5 star reputation. The brand benefits from amazing aftercare, technical brilliance e.g. their steel heat exchanger as opposed to aluminum, as well as a 10 year warranty (when purchased via Heatable).
Should you buy it? If you have a large family home with a high hot water demand and no space for a cylinder, it’s a brilliant choice.
Looking for the best deal on a Viessmann Vitodens 111-W?
If so, choose Heatable, here’s why:
Gas Safe installation within 24 hours
Thousands of happy customers – an average score of 4.6 on Trustpilot (that’s better than the market leader)
Price match guarantee – if you find a cheaper quote, we will match (must be like for like)
Multiple payment options - interest free available
10 year guarantee
Fixed price guarantee – no hidden costs
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Heat happy.
