020 8016 2350

What is a Vaillant system boiler?


Living in colder environments is not easy unless you own the correct tools to make survival more comfortable. All the spacious houses in colder regions with more than one restroom require warming and boiler systems, also identified as Vaillant system boilers. Have you ever wondered; What is a Vaillant system boiler? Then, you’re at the right place. Here, we’ll discuss its workings, uses, and everything one needs to know before utilising one. Giving an exact answer to What is a Vaillant system boiler? Well, it isn’t too complex because the device is used extensively in many households that require round-the-clock warming systems and warm water. This unit delivers a consistent hot water reserve throughout the property by featuring an independent cylinder for keeping water. Its operation is entirely different from a combi boiler that heats water solely on appeal.

Boiler Servicing and Maintenance

We believe that your safety and the safety of your home is of utmost importance during a boiler service or any other gas appliance-related work. Our customer-first approach is what has allowed us to build up a stellar reputation over the last decade. The only way to ensure that your boiler or appliance is functioning efficiently and safely is with regular maintenance and professional servicing, which are usually carried out annually. There are a number of reasons to get a yearly service.


How does a system boiler work?

Unlike a combi boiler, a Vaillant system boiler is not attached to the cold mains. It includes a coil in the barrel to share the main warming water at elevated temperatures throughout the device. The process helps boil all the subjects of the barrel, letting the warm liquid relocate to different fixtures and faucets throughout the property. Before moving further, we would like to also mention about the types of services offered by our professionals, here at Boiler Solutions. So, do check out our homepage for details about going for a boiler service London for example. Find out more.

With the aid of a system heater, residents can also warm their house radiator and the barrel simultaneously, ensuring minimal loss of comfort. In contrast to the traditional heaters that accumulate water for short spans, system heaters offer boiling liquid constantly for long terms utilizing a pressurized boiling circuit topped up by mains liquid. It is thus able to effectively deal with the warm water requirements of various faucets, showers, and radiators inside a residence, proving it suitable for a contemporary home with numerous washrooms.

What’s my ideal boiler or system boiler Vaillant?

Getting your hands on the perfect boiling device is essential if you wish to reside in a cosy and comfortable home during winter. Since heaters are accessible in various outputs, it would be necessary to know what size you need for your space. The same goes with the need to find out, What is a Vaillant system boiler? So, here are some critical points you must consider when searching for the ideal boiler for your residence:

  • The total number of restrooms inside the residence.
  • The total count of radiators to estimate the heater size.
  • The number of people in a house, to determine how many may require hot water.

On the other hand, if you have ever wanted to learn more about boiler in loft pros and cons, then do check out our blog on the same.

Your Local London Boiler Company

We cover all of London - from Wandsworth to Westminster and Brixton to Bromley and everywhere in between. If you’re looking for a boiler service in London then you’ve come to the right place. Boiler Solutions is one of London’s leading plumbing and heating companies.


What kW (kilowatt) system boiler do I need?

Finding the perfect system heater size is critical for obtaining a significant output, calculated in kW or kilowatts. If you don’t know what kW is, let’s find out. kW is a unit used to calculate the outputs of a system heater Vaillant or its discharge speed. In other words, it estimates the quantity of water utilized. To ensure a residence remains heated and cosy throughout the winter, you must buy the finest kW boiler. According to the experts, an average house requires a 30kW combi heater to remain appropriately warm. To purchase the ideal system heater, it is essential to look at its size. Paying attention to the sizing is critical because it assists in meeting the hot water needs of a residence.

If you buy an under-sized kW boiler, it won’t heat your house correctly. Investing in a device unable to meet your residence’s central warming requirements is inconvenient. It is so because you will pay a hefty sum for it but will still own a weak heating device for the radiators and insufficient warm water for bathing requirements. If you invest in a bigger kW boiler than is needed for your residence, it will be a waste of wealth. So, before purchasing the perfect heater, always correspond its size with that of your home. A right-sized boiler keeps your place cosy and ensures you have sufficient warm water when required. You may also use a calculator to determine the perfectly-sized kW heater for your residence.

Featured videos


What is a condensing system boiler?

Like any other boiler, a condensing device gathers the gases produced by fuels, including gas and oil, to warm the liquid penetrating the device. Employing this device is the most efficient way to save wealth and lessen your carbon imprint. Condensing heaters can help users achieve more efficiency than non-condensing ones, making them highly cost-effective. So, if you want to lessen the carbon discharges from your home, condensing system heaters are a better option. These devices are considered green because, unlike the non-condensing heating devices where gases are discharged into the environment, with condensing heating technology, when gas or oil fuels are burned, the gases are collected and restored into the device via a primary circuit, thus making efficient use of the released heat.

A condensing system heater lowers power bills, carbon discharges, and fuel consumption. Since these devices are available in various sizes and kinds according to the property type and requirements, you have many options. We hope this blog helps you learn everything about a system boiler Vaillant, how it works, the right size, and a condensing boiler. Keeping these points in check is crucial to making your place cosier and more comfortable for everyone. But remember that system boilers need more installation space than a regular boiler. Speaking of installations, our homepage will give you an idea of the various services we offer, especially with regards to boiler installation London.