Different Types Of Boilers – System, Heat-Only, & Combi
Selecting the right boiler for your home is essential for ensuring comfort and efficiency.
Let Launch Mechanical be your expert guide through the variety of options available. In this guide, we’ll explore the three primary types of boilers: System, Heat Only, and Combi, providing insight into their unique features, advantages, and optimal applications.
Contact Launch Mechanical today for tailored solutions to your boiler problems.

Understanding System Boilers

System boilers, also known as sealed system boilers, are a popular choice for larger homes with high hot water demands. They work by heating water and storing it in a cylinder, ready for use in taps, showers, and other hot water outlets.
One of the key advantages of system boilers is their ability to provide hot water to multiple outlets simultaneously, making them suitable for households with multiple bathrooms.
Additionally, system boilers are known for their efficient heating performance and compatibility with solar thermal systems, offering eco-friendly heating solutions.
Exploring Heat-Only Boilers
Heat-only boilers, also referred to as regular or conventional boilers, are a traditional choice known for their reliability and compatibility with existing heating systems.
These boilers consist of a boiler unit, a hot water storage cylinder, and a cold water storage tank, typically located in the loft. Heat-only boilers are ideal for homes with high hot water demands and traditional heating systems, such as radiators.
They provide a constant supply of hot water and are compatible with both open vent and sealed system setups, offering flexibility to suit various property types and heating requirements.
Benefits of Combi Boilers

Combi boilers, short for combination boilers, have gained popularity in recent years due to their compact size and on-demand hot water capabilities.

Unlike systems and heat-only boilers, combi boilers heat water directly from the mains, eliminating the need for a hot water cylinder or storage tank.
This not only saves space but also ensures a constant supply of hot water whenever needed, making combi boilers an excellent choice for smaller properties and households with limited space.
Additionally, combi boilers are known for their energy efficiency, as they only heat water when required, reducing energy wastage and lowering utility bills.
Choosing the Right Boiler for Your Home
When it comes to selecting the right boiler for your home, there are several factors to consider, including your property size, hot water demands, existing heating system, and personal preferences.
Consulting with a professional heating engineer or plumbing expert can help you assess your options and make an informed decision based on your specific needs.
At Launch Mechanical, we specialise in boiler installation and plumbing services, providing tailored solutions to meet the unique requirements of each customer.
Contact us today to learn more about our boiler installation and plumbing services and take the first step toward a warmer, more comfortable home.





