Lead times are approximate. Due to ongoing trade disruptions and evolving market conditions, some items
may be out of stock and some orders may experience unexpected delays. We are working diligently to resolve
this issue and restock as soon as possible. We appreciate your understanding and patience during this time.

Door Sizes

Please Note: Not all doors are available in all sizes shown below.
See individual product page for sizes available for a specific model number.

Wood Doors
Unit Configuration Actual Unit Size Rough Opening Size
Prehung Single Door 37-3/4" x 81-1/2" 38-1/4" x 82"
Prehung with 1 Sidelite 50-1/2" x 81-1/2" 51" x 82"
Prehung with 2 Sidelites 63-1/4" x 81-1/2" 63-3/4" x 82"
Prehung Double Door 74-1/2" x 81-1/2" 75" x 82"
5'0" x 8'0" Pre-hung
Arch Top Double		 62-1/2" x 98-1/2"
Radius = 63-7/8"		 63" x 99"
Radius = 64-3/8"
5'4" x 8'0" Pre-hung
Arch Top Double		 66-1/2" x 98-1/2"
Radius = 63-7/8"		 67" x 99"
Radius = 64-3/8"
6'0" x 8'0" Pre-hung
Arch Top Double		 74-1/2" x 98-1/2"
Radius = 63-7/8"		 75" x 99"
Radius = 64-3/8"
Steel & Fiberglass Doors
Unit Configuration Actual Unit Size Rough Opening Size
Prehung Single Door 37-1/2" x 81-1/2" 38" x 82"
Prehung with 1 Sidelite Primed Jambs: 50-1/4" x 81-1/2"
Comp/PVC Jambs: 50-5/8" x 81-1/2"		 Primed Jambs: 50-3/4" x 82"
Comp/PVC Jambs: 51-1/8" x 82"
Prehung with 2 Sidelites Primed Jambs: 63" x 81-1/2"
Comp/PVC Jambs: 63-3/4" x 81-1/2"		 Primed Jambs: 63-1/2" x 82"
Comp/PVC Jambs: 64-1/4" x 82"
Standard
Prehung Double Door
(non-retrofit patio)		 2-36" Doors: 74" x 81-1/2"
2-32" Doors: 66" x 81-1/2"		 2-36" Doors: 74-1/2" x 82"
2-32" Doors: 66-1/2" x 82"
Retro-fit
Patio Double Door
5/0 Wide		 59-1/2" x 79-1/2" 60" x 80"
Retro-fit
Patio Double Door
6/0 Wide		 71-1/2" x 79-1/2" 72" x 80"
Interior Doors
Unit Slab Size Prehung Actual Unit Size Prehung Rough Opening Size

1/6 x 6/8 = 18" x 80"
2/0 x 6/8 = 24" x 80"
2/4 x 6/8 = 28" x 80"
2/6 x 6/8 = 30" x 80"
2/8 x 6/8 = 32" x 80"
3/0 x 6/8 = 36" x 80"

1/6 x 8/0 = 18" x 96"
2/0 x 8/0 = 24" x 96"
2/4 x 8/0 = 28" x 96"
2/6 x 8/0 = 30" x 96"
2/8 x 8/0 = 32" x 96"
3/0 x 8/0 = 36" x 96"
 
19-1/2" x 81-3/4"
25-1/2" x 81-3/4"
29-1/2" x 81-3/4"
31-1/2" x 81-3/4"
33-1/2" x 81-3/4"
37-1/2" x 81-3/4"

19-1/2" x 97-3/4"
25-1/2" x 97-3/4"
29-1/2" x 97-3/4"
31-1/2" x 97-3/4"
33-1/2" x 97-3/4"
37-1/2" x 97-3/4"
 
20" x 82-1/4"
26" x 82-1/4"
30" x 82-1/4"
32" x 82-1/4"
34" x 82-1/4"
38" x 82-1/4"

20" x 98-1/4"
26" x 98-1/4"
30" x 98-1/4"
32" x 98-1/4"
34" x 98-1/4"
38" x 98-1/4"
 

Each Door:
1/6 x 6/8 = 18" x 80"
2/0 x 6/8 = 24" x 80"
2/4 x 6/8 = 28" x 80"
2/6 x 6/8 = 30" x 80"
2/8 x 6/8 = 32" x 80"
3/0 x 6/8 = 36" x 80"

1/6 x 8/0 = 18" x 96"
2/0 x 8/0 = 24" x 96"
2/4 x 8/0 = 28" x 96"
2/6 x 8/0 = 30" x 96"
2/8 x 8/0 = 32" x 96"
3/0 x 8/0 = 36" x 96"
 
Double Unit Size:
37-5/8" x 81-3/4"
49-5/8" x 81-3/4"
57-5/8" x 81-3/4"
61-5/8" x 81-3/4"
65-5/8" x 81-3/4"
73-5/8" x 81-3/4"

37-5/8" x 97-3/4"
49-5/8" x 97-3/4"
57-5/8" x 97-3/4"
61-5/8" x 97-3/4"
65-5/8" x 97-3/4"
73-5/8" x 97-3/4"
 
Double Unit Size:
38" x 82-1/4"
50" x 82-1/4"
58" x 82-1/4"
62" x 82-1/4"
66" x 82-1/4"
74" x 82-1/4"

38" x 98-1/4"
50" x 98-1/4"
58" x 98-1/4"
62" x 98-1/4"
66" x 98-1/4"
74" x 98-1/4"
 
Please Note
  • Unless otherwise specified, sizes listed are for 6'8" tall units, 36" x 80" inswing doors and 12" x 80" sidelites.
  • 14" Wide Sidelites: Add 2" to width for each sidelite.
  • 30" Wide Doors: Subtract 6" from width for each door.
  • 32" Wide Doors: Subtract 4" from width for each door.
  • Retrofit Patio Doors: 5/0 fits 60" x 80" rough opening, 6/0 fits 72" x 80" rough opening.
  • 8'0" Tall Wood Doors: Add 17" to height of 6'8" tall unit..
  • 8'0" Tall Steel & Fiberglass Doors: Add 16" to height of 6'8" tall unit..
  • Outswing Units: Deduct 1-1/4" from height.
  • With Brickmould: Add 2-1/2" to width and 1-1/4" to height.
© 2025 Finer Doors