Size Specifications
6'8" Units Configuration Actual Unit Size Rough Opening Size
wood entry door, door sizes, size specifications, slab size, prehung size, rough opening size, unit sizes Door Slab 36" x 80" n/a
wood entry door, door sizes, size specifications, slab size, prehung size, rough opening size, unit sizes Sidelite Slab 12" x 80" n/a
wood entry door, door sizes, size specifications, slab size, prehung size, rough opening size, unit sizes Pre-hung Single Door 37-3/4" x 81-1/2" 38-1/4" x 82"
wood entry door, door sizes, size specifications, slab size, prehung size, rough opening size, unit sizes Pre-hung Sidelite 12" x 81-1/2" 13-1/2" x 82"
wood entry door, door sizes, size specifications, slab size, prehung size, rough opening size, unit sizes Pre-hung Single Door
with 1 Sidelite
51-1/4" x 81-1/2" 51-3/4" x 82"
wood entry door, door sizes, size specifications, slab size, prehung size, rough opening size, unit sizes Pre-hung Single Door
with 2 Sidelites
64-3/4" x 81-1/2" 65-1/4" x 82"
wood entry door, door sizes, size specifications, slab size, prehung size, rough opening size, unit sizes Pre-hung
Double Door
74-1/2" x 81-1/2" 75" x 82"
wood entry door, door sizes, size specifications, slab size, prehung size, rough opening size, unit sizes Pre-hung Single Door
with 2 Sidelites and
Rectangular Transom
64-3/4" x 95" 65-1/4" x 95-1/2"
wood entry door, door sizes, size specifications, slab size, prehung size, rough opening size, unit sizes Pre-hung Double Door
with Half Circle Transom
74-1/2" x 118-3/8" 75" x 118-7/8"
Sizes listed above are for 36" x 80" doors with 12" sidelites. Subtract 4" from width for 32" doors. Add 2" to width per sidelite for 14" sidelites. For brickmold add 2-1/2" to width and 1-1/4" to height. Deduct 1-1/4" from height for outswing doors. Doors pre-bored with double 2-3/8" backset. Rectangular transoms only available for 36" wide doors with 2-12" wide sidelites (except 5-lite French transom).

8'0" Units Configuration Actual Unit Size Rough Opening Size
wood entry door, door sizes, size specifications, slab size, prehung size, rough opening size, unit sizes Door Slab 36" x 96" n/a
wood entry door, door sizes, size specifications, slab size, prehung size, rough opening size, unit sizes Sidelite Slab 12" x 96" n/a
wood entry door, door sizes, size specifications, slab size, prehung size, rough opening size, unit sizes Pre-hung Single Door 37-3/4" x 98-1/2" 38-1/4" x 99"
wood entry door, door sizes, size specifications, slab size, prehung size, rough opening size, unit sizes Pre-hung Sidelite 12" x 98-1/2" 13-1/2" x 99"
wood entry door, door sizes, size specifications, slab size, prehung size, rough opening size, unit sizes Pre-hung Single Door
with 1 Sidelite
51-1/4" x 98-1/2" 51-3/4" x 99"
wood entry door, door sizes, size specifications, slab size, prehung size, rough opening size, unit sizes Pre-hung Single Door
with 2 Sidelites
64-3/4" x 98-1/2" 65-1/4" x 99"
wood entry door, door sizes, size specifications, slab size, prehung size, rough opening size, unit sizes Pre-hung
Double Door
74-1/2" x 98-1/2" 75" x 99"
wood entry door, door sizes, size specifications, slab size, prehung size, rough opening size, unit sizes Pre-hung Single Door
with 2 Sidelites and
Rectangular Transom
64-3/4" x 112" 65-1/4" x 112-1/2"
wood entry door, door sizes, size specifications, slab size, prehung size, rough opening size, unit sizes Pre-hung Double Door
with Half Circle Transom
74-1/2" x 135-3/8" 75" x 135-7/8"
Sizes listed above are for 36" x 96" doors with 12" sidelites. Add 2" to width per sidelite for 14" sidelites. For brickmold add 2-1/2" to width and 1-1/4" to height. Deduct 1-1/4" from height for outswing doors. Doors pre-bored with double 2-3/8" backset. Rectangular transoms only available for 36" wide doors with 2-12" wide sidelites.