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Pre-Retrofit Assessment of Existing HVAC Systems

Information guide describing considerations for before retrofitting HVAC systems, retrofit scope considerations, and HVAC system replacement options.

Guide describing design and installation of compact duct systems for central heating and cooling systems.

Guide describing air-sealing of the seams and holes in HVAC air handler and furnace cabinets.

Guide describing how to install a corrosion-resistant drain pan in condensate-producing HVAC equipment.

Guide describing combustion furnaces with selection and installation guidance.