The Vaillant 637 Plus 37kw System Boiler Review
The 37 kw ecoTEC is Vaillant’s most powerful system boiler in their range, as such it is suited to houses with large heat loads.
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Despite its power the 637 is one of the most economical boilers on the market with a very impressive 89.4% heating efficiency as tested by SAP.
Features and Benefits
- Ultra-efficient 89.2% Efficiency Rating SAP
- A-rated Boiler Could Mean £200 + Gas Bill Savings
- Reduced Carbon Footprint By Up To 1,265 kg CO2
- Push-Button Intuitive Programming
- Vaillant Premium Components Mean Greater Durability
- 5 Year Standard Warranty
- Lifetime Guarantee with our HFB Cover Plan
How It Works
With innovation and workmanship to the highest standards, Vaillant have made the 637 ecoTEC one of the most sought after boilers on the market. With its leading efficiency home-owners can expect to save as much as £255 per year on their gas bills combined with a ‘green’ saving of 1.265 kg of carbon dioxide reduction.
Advanced modulation during low heat demand, a flame lit detection system and high efficiency 2 speed pump are 3 new innovations that make this boiler so popular and so fuel efficient.
What You Need to Know
In addition to these innovative system Vaillant have also designed this model to be ultra-quiet, (a combination of design and component quality) resulting in the model being awarded the Quiet Mark badge. System boiler (also known as sealed boilers) require a hot water cylinder which is usually found in the loft, although no cold water storage is needed as it’s fed directly from the mains. Vaillant provide a 5 year warranty as standard, and Hassle Free Boilers undertake full installation with 1-2 days (sometimes longer if pipes and radiators need changing.) The design of this ecoTEC model is small and stylish with a contoured case design and drop down flat.
Vaillant have been around for over 130 years, and when it comes to domestic boilers, they’re considered one of, if not, the best in the industry. The Germans are known for their efficiency, and well, Vaillant is no exception. They also offer a very wide range of boiler models, so you can be sure that you’ll find the perfect boiler to suit your home. Please feel free to contact us and find out about the heat load and hot water usage calculations that we use to decide on the perfect boiler size. Our partnership with Vaillant has strengthened over time, allowing us to get great prices on their boiler and pass the savings on to you.
If you’re looking for the reliability, durability, performance and price that you and your family deserve than the Vaillant boiler models come highly recommended. If you’re interested in a heat-only boiler then view the Vaillant range starting with the 15kw here.