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Guides A-Z

Guide describing combustion furnaces with compliance and installation guidance.

Guide describing how to upgrade or expand an existing HVAC system.

Guide providing information about geothermal (ground-source) heat pumps including an overview of technology and guidance on compliance and installation.

This guide can help you assess an existing Heating, Ventilation and Air Conditioning (HVAC) system for potential intervention such as repair, upgrade or expansion, or replacement.