DIY with Checkmark
How Checkmark can help with your DIY led heat pump or air conditioner install.
Remember
It is against the law to work with F gas if you do not have the correct qualifications. You could receive a civil penalty for breaking the law.Checkmark is fully qualified in F-gas handling. We provide a professional commissioning service. You do the preparation and physical mounting of the equipment but must not touch the refrigerant or F-gas connections.
Checkmark fully supports, and works in accordance with the UK F-gas regulations and guidance 
. Checkmark’s core service is to facilitate DIY installs of mini-split air source heat pumps and air conditioners by:
- Connecting the system prepared by a DIYer. See ‘installation’ in the Working with F-gas page.
- Testing the system for leaks - an activity that is regulated by law.
- Commissioning the system, releasing the refrigerant - an activity that is regulated.
- Certifying and completing required documentation.
As well as meeting the legal requirements, the service saves the DIY installer having to purchase or hire specialist equipment including:
- Pipe flaring tools
- Oxygen free nitrogen and pressure test equipment
- Vacuum pumps
- Gauges and measuring equipment
- Any additional refrigerant, scales, hoses
More details are on the ‘What we do’ page in the Booking section.