Ductwork

A perimeter duct system is usually found in what type of home?

• Modular

• A home built on a concrete slab

• A house made out of brick

• In an attic

An extended plenum system combines rectangular duct with _______ pipes.

The four types of forced air distribution systems are

• round pipe system,

  oval pipe system,

  rectangle duct system,

  Flex duct system

• open system,

  closed system,

  attic system,

  Basement system

• radial system,

  extended plenum system,

  reducing extended plenum system,

  perimeter system

• warm air system,

  cold air system,

  supply system,

  return system

The main benefit of a multi-position furnace is.

• that it can be a counter-flow furnace

• it can reduce time to install

• it is easier to work on

• it reduces inventory costs.

A plenum bonnet is usually constructed of what material?

• ductboard

• round pipe

• rectangular duct

• galvanized sheet metal

Ductwork begins at the ______ or air handler

The three most common guages of galvanized sheet metal rectangular duct is.

• 28, 26, and 24 gauge

• 24, 22, and 20

  gauge

• 20, 18, 16,

• 10, 12, and 14 gauge

A radial duct system uses what between the plenum and the register boot.

• a plenum

• round pipe

• insulated duct

• a radial tire

Rectangular duct is mainly used as a trunk line or _________ plenum.

• radial

• reducing

• perimeter

• extended

Duct board is made out of what type of material?

• cardboard

• compressed fiberglass

• wood

• cardboard and fiberglass