8. Protecting Shafts & Ducts

An air duct is the enclosed conduit used for heating, cooling and ventilation throughout a building

• TRUE

• FALSE

The vertical chase is the wall non-loadbearing vertical fire barrier constructed from ground to roof to provide fire protection for adjacent properties

• TRUE

• FALSE

Answer explanation

area separation: the wall non-loadbearing vertical fire barrier constructed from ground to roof to provide fire protection for adjacent properties

the non-loadbearing firestop­ping designed to protect elevator shafts, stairwells, vertical chases, ducts, and mechanical enclosures

• area separation wall

• fire opening

• vertical chase

• cavity shaft wall system

the flexible fire-resistant wraps con­sisting of inorganic fire blankets encapsulated with a scrim-reinforced foil

• filament tape

• duct wrap products

• endothermic wrap

• chicken corndog

firestopping method by which a structural element is enclosed for the purpose of protecting it from the environment

• sealant

• rated spray foam

• encapsulation

• quarantine

This adhesive material contains embedded fiber strands for strength

• fiber insulation

• filament tape

• duct wrap

• mineral wool

A system used to expel airborne grease, smoke, and odors from the kitchen area to the out­side of a building

• grease duct

• compartmentation

• shaft wall

• exhaust

The ducts or area connected to distribution ducts through which air moves

• duct run

• grease duct

• big fan

• plenums

A fire-rated wall system made up of one or more 1-inch-thick gypsum wall panels and specialized steel studs and track

• shaft wall

• plenum

• air duct

• encapsulation