Openings Quiz

What is used to brace the inside of hollow metal doors?

• Kraft paper honey-comb

• Plastic foam insulation

• Stiffeners

• Mineral fiber block

What is one of the materials that can be used to insulate hollow metal doors?

• Wood

• Glass fiber or plastic foam

• Concrete

• Metal

What gauge is used for a Level 1 Standard Duty door?

• 14- or 12-gauge

• 16-gauge

• 18- or 16-gauge

• 16- or 14-gauge

What type of frame is designed for installation after drywall partitions are in place?

• Welded frames

• Knockdown frames

• Drywall slip-on

• Storefront

Which type of frame is specifically used for x-ray rooms and other rooms where radiation is a hazard?

• Lead-lined

• Storefront

• Welded frames

• Knockdown frames

What should be applied between the frame and opening during installation?

• Paint

• Insulation

• Glue

What should be used to close all joints during installation?

• Tape

• Sealants

• Nails

• Screws

Plastic doors are a newer product used in which type of construction?

• Commercial construction

• Industrial construction

• Residential construction

• Infrastructure construction

Which of the following is NOT a type of transparent finish for wood doors?

• Lacquers

• Varnishes

• Opaque or paint finish

• Polyurethanes

What is the purpose of access doors and panels?

• Decoration for building exteriors

• Permit entry to concealed areas such as building's mechanical, electrical, and plumbing components

• Provide additional insulation to buildings

• Allow for easy transportation of goods within a building