About this method

The Installation of High Efficiency Appliances for Business method (Business Appliances) is used to calculate electricity savings from the installation of high efficiency:

  • Refrigerated cabinets
  • Liquid chilling packages
  • Close control air conditioners
  • Air conditioners
  • Brushless DC motors to power fans in refrigerated cabinets
  • Brushless DC motors to power ventilation fans
  • Motors powering various other equipment
  • Oxygen trim systems on a gas fired steam boiler, hot water boiler or water heater
  • Burners or economisers on a gas fired steam boiler, hot water boiler or water heater
  • Sensor based blowdown controls on a gas fired steam boiler
  • Blowdown flash steam heat recovery systems on a gas fired steam boiler
  • Blowdown heat exchangers on gas fired steam boiler
  • Heat pump water heaters

The equipment used in this method must meet, and be registered or accredited under, the applicable performance standards, such as:

  • Being a Greenhouse and Energy Minimum Standards (GEMS) registered product
  • Meeting Minimum Energy Performance Standards (MEPS)
  • Meeting other performance requirements as applicable

Water heater equipment requirements

Heat pump water heater equipment installed under the following activities of the IHEAB Method must be accepted by the Scheme Administrator as meeting the equipment requirements.

  • Activity Definition F16 - Replace one or more existing hot water boilers or water heaters with one or more air source heat pump water heater systems
  • Activity Definition F17 - Install one or more air source heat pump water heater systems

Further information on these requirements can be found on the product acceptance page.

Site Assessment Report

Accredited Certificate Providers undertaking gas saving activities must arrange for a Site Assessment Report to be completed for each implementation. Accredited Certificate Providers may use the template below or create their own report.

Installer Declaration

Accredited Certificate Providers need to arrange for an Installer Declaration to be completed for implementations of some activities. Accredited Certificate Providers may use the template below or create their own declaration.

 

Relevant Documentation

IHEAB - Method Guide
Template - Nomination form
Template - Site Assessment Report
Template - Installer Declaration
Notice 02/2022 - Important Information on the Installation of Refrigerated Cabinets
Fact Sheet – ESS Rule Amendments – January 2022
Fact Sheet – Air Conditioners and Refrigerated Cabinets – February 2022
Fact Sheet – Water Heaters – January 2022
Fact Sheet – ESS Rule Amendments September 2020
Implementation Data - examples template