Doors Part 1 Flashcards
door swings are determined from standing
outside
doors are classified by
function, operation, material
door type:
single, smooth surface both sides
flush
most common metal door
steel w painted finish
hollow metal door face
cold-rolled steel
18/14 gage typ.
hollow metal door core
honeycomb craft paper,
steel ribs,
hardboard.
*mineral wool provides sound deadening, if req.
hollow metal door edges
steel channels,
reinforced @ hardware.
hollow metal door widths,
and standard thickness
2’ to 4’ every 4”
1-3/4”
steel door frames used for
steel or wood doors
steel door frames material:
bent sheet steel
12,14,16 gage
steel frames req’d excusively, over this fire rating
over 20 min
steel frames styles:
one-piece, welded
set in place before partition created.
steel frames styles:
knock-down (KD):
2 jambs + head shipped as separate pieces.
steel frames styles:
slip-on
not available w welded corners.
*avoid if appearance of joint is objectionable.
aluminum frames used at these doors
aluminum and wood doors.
aluminum frames are extruded so
thinner face dimensions,
and more elaborate shapes possible
aluminum frame finish
anodized or factory coated w baked acrylic.
most common residential/commercial
wood doors and frames
wood door face type:
flush
thin flat veneer,
laminated to various cores.
wood door face type:
panel
solid vertical stiles and horizontal rails,
serve as frame for flat or raised panels.
wood hollow core door:
door construction
1 or 3 plies of veneer each side,
cellular cardboard interior.
wood hollow core door:
use
interior, light use, low cost.
no fire-resistance.
wood solid core door:
core material
particleboard.
stave core,
mineral core,
wood solid core door:
stave core material
solid blocks of wood.
