Building Science Introduction - Air Flow Description Information guide providing background information about air flow in residential buildings.
Continuously Operating Ventilation and Exhaust Fans Description Guide describing how to install continuously operating exhaust fans.
Corrosion-Proof Rodent/Bird Vent Screens Description Guide describing how to install screening to keep birds, rodents, and other pests out of vent openings in new and existing homes.
Direct Vent Equipment Description Guide describing categories of direct-vent combustion space- and water-heating equipment and combustion safety testing.
ECM Air Handler Fans Description Information guide describing the use of ECM fan motors in air handlers used for heating, cooling, and ventilation.
Fireplaces/Stoves with Proper Ventilation Description Guide describing how to provide combustion air for fireplaces and how to test fireplaces for combustion safety.
Obvious Ventilation Controls Description Guide describing how to install obvious ventilation controls.
Pre-Retrofit Assessment of Ventilation Systems Description Guide describing how to evaluate existing ventilations systems before performing home upgrades.
Ventilation Air Inlet Locations Description Guide describing how to install ventilation air inlets in open locations at a safe distance from potential air contamination sources.
Whole House Ventilation Strategies for Existing Homes Description Guide describing how to select and install whole-house ventilation systems for existing homes.
Whole-House Ventilation Strategies for New Homes Description This guide describes how to install a whole-building ventilation system to provide adequate dilution of indoor air contaminants.