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Guides A-Z

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Description
Guide describing the use of attic ventilation fans to mechanically pull outside air through the attic in an attempt to cool the attic, control moisture, and prevent ice dams.
Description
Guide describing how to install a bathroom fan to remove excess moisture, cleaning chemical fumes, etc.
Description
Guide describing categories of direct-vent combustion space- and water-heating equipment and combustion safety testing.
Description
Home owners who use an HVAC system with a central air handler fan can realize significant energy savings by using a fan with an electronically commutated (ECM) motor (see Figure 1). Savings will be even larger for homeowners who run the HVAC fan continuously or frequently to filter the air or to...
Description
Guide describing how to install ventilation air inlets in open locations at a safe distance from potential air contamination sources.