For over 10 years ERS has been a leading heating ventilation and air conditioning company in Canterbury and Auckland. Offering heat pumps from leading manufacturers, commercial mechanical solutions and refrigeration systems, we have the experience and buying power for you. From initial enquiry through to full installation and back-up support, we cover it all.


Heat Pumps & Air Conditioning

Get the right heat pump for your home, office or business


Ventilate your home with positive pressure systems

Mechanical Services

Design, installation and maintenance for any commercial application


Installing and maitaining your commercial refrigeration systems

Design and build

Get the job done right. Choose the best in the business


Industry accredited technicians and years of experience ensure trusted support


Chiller trailer available to hire for your event

Building Warrant of Fitness & Maintenance Plans

Keep your air fresh! Issued by IQP certified personnel

“It was a pleasure to work with the ERS team from the initial design, pricing, and installation of our mechanical fit-out for our new office. The ERS team was there when needed to complete the installation, and their staff bought value to the project with how they conducted health & safety, the installation, and the follow-up service! I will use ERS again for our next build and appreciate Dave and his team!” – Tristan