Guides A-Z | Building America Solution Center

Air Handler Closet Retrofit

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

Building Science Introduction - Air Flow

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

Direct Vent Equipment

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

ECM Air Handler Fans

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

Fireplaces/Stoves with Proper Ventilation

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

High-MERV Filter

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

Home Performance Assessment

Pre-Retrofit Assessment of Combustion Appliances

Pre-Retrofit Assessment of Ventilation Systems

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

Removing Construction Debris from Ducts

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.

Whole House Ventilation Strategies for Existing Homes

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

Whole-House Dehumidification

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.