About Us

Air Craft is committed to taking Indoor Air Comfort to a higher, healthier level and reducing carbon emissions.

The company supplies value added sustainable solutions that address the key areas of energy efficiency, comfort and control. As a single source supplier for renewable, customised HVAC solutions, Air Craft has selected the best technology through partnerships with world leading manufacturers, removing the burden of product research, specification and installation for any new build or building renovation project.

Solutions are developed from initial customer consultations and taken through the stages of system design, installation, commissioning, service and maintenance. All designs are fully compliant with current Building Regulations, including the latest changes to Parts L and F in preparation for the 2025 Future Homes Standard.

Designs are based upon detailed product performance, heat loss calculations and other specification data analysis, ensuring complete compatibility between different technologies. Detailed engineering / architectural drawings are provided and Air Craft can work directly with customers and their appointed professional teams or can organise these M&E or architectural services.

Darren Johnson | Managing Director

Managing Director and Chief Engineer Darren Johnson has over 25 years in the HVAC industry and is a keen exponent of sustainable and low carbon design.

He is an Associate Member of CIBSE, a Corporate Member of the Indoor Air Quality Association (IAQA), Heat Pump Federation and the National Custom and Self- Build Association as well as AECB Dorset Group Leader, Fully versed in the availability of Government backed funding opportunities for self-builders and homeowners as well as Microgeneration Certification Scheme (MCS) regulations and opportunities, Darren is a regular contributor to the media and a well-known presenter at conferences, seminars, CPD events and NSBRC Open Days.

Head Office

Air Craft company operates from a purpose designed Head Office, Showroom, Demonstration and Training Facility near Christchurch, Dorset and has a major presence at the NSBRC National Self-Build and Renovation Centre in Swindon, Wiltshire.

Our Credentials

Memberships & Accreditations

Registration with



Professional Indemnity


Continuous Professional Development (CPD) Training for architects and M&E consultants