©THEBRIGHTSTARS 2024
CMP 124 Final Exam Study Guide.
Interior doors function - answer✔✔-provide privacy
-block out sound (threshold)
-closure to room/space
interior door styles - answer✔✔-flush
-panel
-bi-fold
-pocket
interior door: flush core types - answer✔✔core types:
-hollow core
-solid core
flush: hollow core facts - answer✔✔low cost
low security
2 hinges (less stress)
flush: solid core advantages - answer✔✔-high cost
-high security
-high stress: 3 hinges
-sound control
-fire protection
-thermal insulation
interior doors: panel doors - answer✔✔-glide better than flush
-style and rails-solid wood
-panel: free float
, ©THEBRIGHTSTARS 2024
interior doors: bi-fold - answer✔✔half swing area
interior doors: pocket - answer✔✔track on top
interior door thickness- size - answer✔✔1 3/8" thick
6'-8" high
exterior door thickness- size - answer✔✔1 3/4" thick
6'-8" high
width: dependent on location and function of door
-must be 3' 0" to make room for stretcher
commercial door thickness- size - answer✔✔2" thick
7' high
door hinges - answer✔✔knuckles
exterior door function - answer✔✔safety (security and fire)
thermal insulation
weather protection (threshold and seals)
appearance
thickness
exterior door material - answer✔✔-steel
-wood
-fiber glass
steel door advantages (exterior): - answer✔✔durable
fire rated
low cost
security
light weight (ga 20-26 res, ga 14-22 commercial)
insulated
low maintenance
, ©THEBRIGHTSTARS 2024
no expansion/contraction
steel door disadvantages (exterior): - answer✔✔-rust and maintenance
wood door advantages (exterior): - answer✔✔appearance
insulation
norm-base comparison
wood door disadvantages (exterior): - answer✔✔-maintenance
-rot
-swell
-twist
-cost
fiber-glass door advantages (exterior): - answer✔✔weight (security)
insulation
appearance (can stain wood grain)
stable (no twist, warp)
fiber-glass door disadvantages (exterior): - answer✔✔cost more than wood
heavy (more hinges)
some fiber-glass doors have a thin skin of fiber-glass with insulated core
caution- some say do not put a storm door in front of a fiber glass door
residential door hardware - answer✔✔passage set (closet door)
lock set (exterior door)
privacy set (bed/bathroom)
commercial door - answer✔✔push bar-panic bar (reinforce door)
door closures (reinforce door)
door frame (knock down, welded)
CMP 124 Final Exam Study Guide.
Interior doors function - answer✔✔-provide privacy
-block out sound (threshold)
-closure to room/space
interior door styles - answer✔✔-flush
-panel
-bi-fold
interior door: flush core types - answer✔✔core types:
-hollow core
-solid core
flush: hollow core facts - answer✔✔low cost
low security
2 hinges (less stress)
flush: solid core advantages - answer✔✔-high cost
-high security
-high stress: 3 hinges
-sound control
-fire protection
-thermal insulation
interior doors: panel doors - answer✔✔-glide better than flush
-style and rails-solid wood
-panel: free float
, ©THEBRIGHTSTARS 2024
interior doors: bi-fold - answer✔✔half swing area
interior doors: pocket - answer✔✔track on top
interior door thickness- size - answer✔✔1 3/8" thick
6'-8" high
exterior door thickness- size - answer✔✔1 3/4" thick
6'-8" high
width: dependent on location and function of door
-must be 3' 0" to make room for stretcher
commercial door thickness- size - answer✔✔2" thick
7' high
door hinges - answer✔✔knuckles
exterior door function - answer✔✔safety (security and fire)
thermal insulation
weather protection (threshold and seals)
appearance
thickness
exterior door material - answer✔✔-steel
-wood
-fiber glass
steel door advantages (exterior): - answer✔✔durable
fire rated
low cost
security
light weight (ga 20-26 res, ga 14-22 commercial)
insulated
low maintenance
, ©THEBRIGHTSTARS 2024
no expansion/contraction
steel door disadvantages (exterior): - answer✔✔-rust and maintenance
wood door advantages (exterior): - answer✔✔appearance
insulation
norm-base comparison
wood door disadvantages (exterior): - answer✔✔-maintenance
-rot
-swell
-twist
-cost
fiber-glass door advantages (exterior): - answer✔✔weight (security)
insulation
appearance (can stain wood grain)
stable (no twist, warp)
fiber-glass door disadvantages (exterior): - answer✔✔cost more than wood
heavy (more hinges)
some fiber-glass doors have a thin skin of fiber-glass with insulated core
caution- some say do not put a storm door in front of a fiber glass door
residential door hardware - answer✔✔passage set (closet door)
lock set (exterior door)
privacy set (bed/bathroom)
commercial door - answer✔✔push bar-panic bar (reinforce door)
door closures (reinforce door)
door frame (knock down, welded)
