FAQs

How can we help?

We've shared the answers to some of the most frequently asked questions about key issues that are important to you.

  • All FAQ's
  • Baxi Packaged Solutions

  • Cylinders

  • Heat Pumps

  • Heat Interface Unit

  • MCS Umbrella

  • Professional

  • Training

Understanding hot water cylinder sizes and dimensions

Hot water cylinders come in different sizes and capacity varies according to factors such as the size of the property and the number of occupants.

What size hot water cylinder do I need for a 2 or 3 bed house?

Though the usage varies, there is a general rule of thumb you can use for getting the right size cylinder for your home, usually between 45-60 litres of water per occupant. A two-bedroom home (2–3 occupants) typically requires a cylinder that holds between 120 and 180 litres and three-bedroom homes (3–4 occupants) typically need a cylinder that holds between 180 and 240 litres.

Can a hot water cylinder work with an immersion heater?

The short answer is yes. Find out how an hot water cylinder work with an immersion heater works; and how to maintain the system...

Do I have to be F-Gas certified to fit an air source heat pump?

Monobloc style air source heat pumps do not require F-Gas certification to install. Split style ASHPs can be installed by an F-Gas certified engineer.

Should I be Gas Safe registered to install an air source heat pump?

You do not need to be Gas Safe registered to install air source heat pumps, however you will need to be certified under the Microgeneration Certification Scheme, or MCS. Holding an MCS certification demonstrates that you work to the highest quality standards and will also allow your customers to claim specific grants to help with the cost of having an ASHP installed.

What training is available to me?

We’re proud to offer a range of training courses for air source heat pump installations. Learn more about the training courses available here at Baxi.

What support is there for heat pump installations?

Grants such as Boiler Upgrade Scheme (BUS) - £7,500 grant aims to reduce the cost of a heat pump installation for eligible property owners. Read more...

Cylinder types explained – vented, unvented, direct and indirect

Learn about the different types of hot water cylinders for your home - direct, indirect, vented and unvented - and which one you need for your requirements

Do I have to be F-Gas certified to fit an Air Source Heat Pump?

Monobloc style air source heat pumps contain a hermetically sealed refrigeration circuit and do not require F-Gas certification to install.

Do I have to be Gas Safe registered to install an Air Source Heat Pump?

A competent knowledge in plumbing and heating is all that is needed as a prerequisite for the NVQ Level 3 Heat Pump Installation qualification. Read more...

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Contact your ASM

If you are a merchant or installer, your local Baxi representative is here to help.

Our Solutions

Our range of heating and hot water solutions are designed with reliability, performance and energy efficiency in mind. Stocked in plumbing and builders' merchants nationwide we have a wide range of models and outputs of products, flues, controls and accessories suitable for all domestic heating installations.