Subtopic 3.1602 Duct Sealing

Ducts and plenums sealed to prevent leakage

Exposed ductwork in unconditioned spaces insulated and sealed

Ducts and plenums sealed to prevent leakage

Ducts and plenums sealed to prevent leakage

The return duct installed to prevent air leakage

Dual-cooling up-duct Dual-Cooling Up-Duct Piece of duct located between the living space and attic to allow air flow in pressurized homes having evaporative coolers is sealed to prevent leakage

Connections between the crawl space/ unconditioned basement Unconditioned basement A below- or partially below-grade livable space with concrete or finished floor without intentional heating or cooling and living space eliminated to improve indoor air quality ( IAQ IAQ Indoor air quality ) and efficiency of the distribution system

Deliver all air from air handler to the trunk duct without leakage or restriction

Deliver all air from trunk to trunk without leakage or restriction

Deliver air from trunk to termination (register/diffuser) without leakage

Ducts and plenums sealed to prevent leakage

Ducts and plenums sealed to prevent leakage

The return duct is installed to prevent air leakage

Connections between the crawl space and living space eliminated to improve indoor air quality ( IAQ IAQ Indoor air quality ) and efficiency of the distribution system

Improved effectiveness and efficiency of ventilation distribution system

Ducts and plenums are sealed to prevent leakage

Ducts and plenums are sealed to prevent leakage

The return duct installed prevents air leakage

Up ducts sealed to prevent pressurization leakage

Ducts and plenums are sealed to prevent leakage

Ducts and plenums are sealed to prevent leakage

Ducts and plenums are sealed to prevent leakage

Ducts and plenums are sealed to prevent leakage