The Vaillant 618 Plus 18kw System Boiler Review

Efficiency and performance are the driving forces behind Vaillant’s new system boilers, the 618 being no exception.

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This particular 18kw model is best suited to medium sized homes with medium sized heat loads, with the 15kw and 24kw models being similar sized smaller and larger models respectively.

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

Because the 618 is an A-rated boiler home-owners who upgrade from an older model, along with the added efficiency that weather compensation controls bring can expect to save as much as £255 on their gas bill per year. You’ll also be doing your bit for the environment by reducing your home’s carbon footprint by a whopping 1,265kg of C02 per year.

Vaillant’s system boiler range require a hot water cylinder in the loft, this means that, unlike the combi boiler range, there is no noticeable loss of pressure when two or more hot water taps are run at the same time. Cold water can be piped in directly from the mains so normally a cold water tank isn’t necessary.

What You Need to Know

Vaillant have clearly been hard at work with their range of system boilers, and it shows, with their innovative engineering and highest quality components, the 618 18 kw is one of the quietest boilers on the market and has been awarded the Quiet Mark seal of approval to confirm it. A new high efficiency, 2 speed pump has not only contributed to a quieter boiler but has also increased overall efficiency and reduced stand by losses of energy. Their flame lit detection system also means more efficient and quieter combustion during operation. Installation of this system boiler usually takes one or two days.

With our wide range of financial options, we hope you’ll find the perfect boiler for your home. Our engineers will carry out heat load calculations and take into account your hot water usage habits as well as the number of occupants in your dwelling, to help you decide which boiler model is right for you. Hassle Free Boilers are proud of the partnership that we’ve built with Vaillant, who have been in business for over 130 years. Vaillant are generally considered the industry leader in domestic boilers, and there wide range of models combined with passion for making the best boilers in the world make them our number one choice.