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

  • Heat Pumps

  • Heat Interface Unit

  • Professional

  • Training

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...

What is the Boiler Upgrade Scheme (BUS)?

Find out what Boiler Upgrade Scheme (BUS) is and how it works at Baxi FAQs section...

Why such a big push to install Air Source Heat Pumps now?

Find out why there is such a big push to install Air Source Heat Pumps now...

Who needs to know, when installing an Air Source Heat Pump?

Who needs to be informed when installing an Air Source Heat Pump? Find out the lost of people/authorities here...

What is a monobloc Air Source Heat Pump (ASHP)?

Monoblocs are self-contained heat generators. All the hydronic, refrigeration & electrical components are inside the casing, similar to a boiler. Read more

Heat Interface Unit (HIU) efficiency 

Using a twin plate HIU (indirect Heating & Domestic Hot Water) as an example, there are a few ways in which product efficiency can be measured. Read more..

Heat Interface Unit (HIU) pros and cons

Find out the pros and cons of Heat Interface Units (HIUs) here at Baxi FAQs...

How to reset pressure on my Heat Interface Unit (HIU)? 

Watch this video to find out how to reset pressure on my Heat Interface Unit (HIU)...

What is the price of a HIU (Heat Interface Unit)?

Average cost for a Heat Interface Unit (HIU) can be from around £800 to £1500, depending on the HIU type, performance of the unit and equipment provided.

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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.