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Guides A-Z

Guide describing repair and reconfiguration of air handler closet and platform when replacing air handler.

Guide describing ways to air seal an attached garage in new and existing homes.

Information guide providing background information about air flow in residential buildings.

Guide describing Indoor airPLUS construction specifications for carpets.

Guide describing Indoor airPLUS construction specifications for low-VOC pressed wood materials.

Guide describing Indoor airPLUS construction specifications for low/no VOC paints and finishes.

Guide describing how to choose and install a carbon monoxide alarm.

Guide describing categories of direct-vent combustion space- and water-heating equipment and combustion safety testing.

Information guide describing the use of ECM fan motors in air handlers used for heating, cooling, and ventilation.

Guide describing how to provide combustion air for fireplaces and how to test fireplaces for combustion safety.

This guide describes the uses, selection process, and specification of high-MERV filters.

Guide describing how to conduct a home performance assessment before beginning retrofit projects in existing homes.

Guide with information about how to upgrade a garage ceiling when a portion of the interior of the house is located directly above the attached garage by adding insulation and air sealing.

Information guide describing how to assess attics, ceilings and roofs before proceeding with upgrades in existing homes.

Retrofit guide describing how to assess harmful gasses such as carbon monoxide, sulfur oxides, nitrogen oxides, and soot from existing combustion appliances.

Information guide describing how to assess crawlspaces and basements before proceeding with upgrades in existing homes.


Information guide describing pre-retrofit actions to take to assess for asbestos, volatile organic comounds (VOCs) soil gasses including radon and lead.

Guide describing how to evaluate existing ventilations systems before performing home upgrades.

Guide describing how to install a radon mitigation fan with various types of house foundations.

Guide describing ways to reduce access to bugs, rodents and other pests through openings in a home.

Guide describing removal of construction debris from flex ducts and protection of ducts and HVAC equipment during construction to keep them free of dust and debris.

Guide describing how to reduce exposure to environmental tobacco smoke in multi-family buildings.

This information guide describes the need for ventilating a home before occupancy to reduce the concentration of VOC emissions in the home.

Guide describing how to install a radon-mitigating vertical ventilation pipe in existing homes with various types of house foundations.

Guide describing how to select and install whole-house ventilation systems for existing homes.

Guide describing additional requirements for HVAC systems in warm-humid climates to operate in a dehumidification mode to maintain indoor relative humidity at or below 60 percent.