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 New Homes Description This guide describes how to install a whole-building ventilation system to provide adequate dilution of indoor air contaminants.