Week 13 Doors, Hardware and Firestopping Flashcards
Steel Door Frames-
What are the three types of steel door frames?
standard, FRR, thermally broken
Steel Door Frames-
What are two names steel door frames are referred to as?
Hollow metal frame (HMF) or Pressed steel frames (PSF)
Steel Door Frame Installation-
How many studs typical at jambs?
Double Stud
Steel Door Frame-
How, where and why are FRR door frames labeled?
Stamped on the hinge jamb side of frame to prevent paint from covering or removing a label.
Aluminum Door Frames-
Difference between external and internal doors?
External doors are thermally broken and could be FRR while interior doors are neither
Commercial Grade Doors-
4 Common types?
- hollow metal
- solid wood core
- aluminum
- glass
Commercial Grade Doors-
How are door hardware attached to steel and aluminum commercial grade doors?
They have additional plates added to attach hinges and closers.
Commercial Grade Doors-
How are door hardware attached to solid wood commercial grade doors?
Hardwood edges (stiles and rails) rather than particle board is used
Door hardware-
What are 5 basic door hardware used in a commercial grade door?
- hinges
- latches
- panic hardware/exit device
- locks
- closers
Door hardware-
What are kickplates used for?
To protect doors from damage
Door hardware-
What are thresholds used for?
For thermal and smoke/fire control.
Door hardware-
What are astragals?
Cover for vertical gap between paired doors for FRR
Door hardware-
When are door closers used and when must they fully latch?
They are required for FRR but can be used for security and environmental control. They must fully latch if FRR.
Door/Hardware Documents-
Who is responsible for producing door schedules, door an frame type drawings and finish hardware specifications?
Architectural teams.
Door/Hardware Documents-
Who’s responsible for finish hardware drawings?
Specification writer or door hardware consultant or door hardware supplier
