• 877-412-3667 9AM - 3PM CST

  • ORDERS OVER $200 SHIP FREE - CONTINENTAL US ONLY

Navigate to the undefined homepage

USA Company
​Located in Texas

-
Home > Hollow Metal Doors > Hollow Metal Steel Door Installation Guides and FAQs > Hollow Metal Steel Door FAQs > Hollow Metal Door Frame Rough Opening Guide

Hollow Metal Door Frame Rough Opening Guide

Hollow Metal Door Frame Rough Opening Guide

This guide is created to help customers and contractors determine the proper rough opening for a give metal frame. Simply determine the frame type you wish to use and follow the easy to use formula below to calculate your rough opening. A table at the bottom of the page is also available with rough opening dimensions for common frame sizes.

Interior Knock Down Metal Frames That Wrap Around The Wall:


Rough Opening Width = Door & Frame Width + 2"
Rough Opening Height = Door & Frame Height +1"

Example: If your door package is a 3'0" x 6'8" package, then the rough opening would be 38" x 81"

Exterior Knock Down or Welded Metal Frames That Butt Against The Wall:


Rough Opening Width = Door & Frame Width + 4-1/2"
Rough Opening Height = Door & Frame Height + 2-1/4"

Example: If your door package is a 3'0" x 6'8" package, then the rough opening would be 38" x 82-1/4"

Rough Opening Chart For Common Metal Door Frame Sizes:


Interior Knock Down Hollow Metal Door Frames That Wrap Around The Wall:

Door & Frame Size: 2’0” x 6’8” Rough Opening Size: 26“ x 81”
Door & Frame Size: 2’4” x 6’8” Rough Opening Size: 30“ x 81”
Door & Frame Size: 2’6” x 6’8” Rough Opening Size: 32“ x 81”
Door & Frame Size: 2’8” x 6’8” Rough Opening Size: 34“ x 81”
Door & Frame Size: 3’0” x 6’8” Rough Opening Size: 38“ x 81”
Door & Frame Size: 3’4” x 6’8” Rough Opening Size: 42“ x 81”
Door & Frame Size: 3’6” x 6’8” Rough Opening Size: 44“ x 81”
Door & Frame Size: 3’8” x 6’8” Rough Opening Size: 46“ x 81”
Door & Frame Size: 4’0” x 6’8” Rough Opening Size: 50“ x 81”
Door & Frame Size: 2’0” x 7’0” Rough Opening Size: 26“ x 85”
Door & Frame Size: 2’4” x 7’0” Rough Opening Size: 30“ x 85”
Door & Frame Size: 2’6” x 7’0” Rough Opening Size: 32“ x 85”
Door & Frame Size: 2’8” x 7’0” Rough Opening Size: 34“ x 85”
Door & Frame Size: 3’0” x 7’0” Rough Opening Size: 38“ x 85”
Door & Frame Size: 3’4” x 7’0” Rough Opening Size: 42“ x 85”
Door & Frame Size: 3’6” x 7’0” Rough Opening Size: 44“ x 85”
Door & Frame Size: 3’8” x 7’0” Rough Opening Size: 46“ x 85”
Door & Frame Size: 4’0” x 7’0” Rough Opening Size: 50“ x 85”
Door & Frame Size: 3’0” x 8’0” Rough Opening Size: 38” x 97”
Door & Frame Size: 4’0” x 8’0” Rough Opening Size: 50” x 97”
Door & Frame Size: 6’0” x 6’8” Rough Opening Size: (Double Doors) 74” x 81”
Door & Frame Size: 6’0” x 7’0” Rough Opening Size: (Double Doors) 74” x 85”

Exterior Knock Down or Welded Hollow Metal Door Frames That Butt Against The Wall:

Door & Frame Size: 2’0” x 6’8” Rough Opening Size: 28-1/2“ x 82-1/4”
Door & Frame Size: 2’4” x 6’8” Rough Opening Size: 32-1/2“ x 82-1/4”
Door & Frame Size: 2’6” x 6’8” Rough Opening Size: 34-1/2“ x 82-1/4”
Door & Frame Size: 2’8” x 6’8” Rough Opening Size: 36-1/2“ x 82-1/4”
Door & Frame Size: 2’10“ x 6’8” Rough Opening Size: 38-1/2“ x 82-1/4”
Door & Frame Size: 3’0” x 6’8” Rough Opening Size: 40-1/2“ x 82-1/4”
Door & Frame Size: 3’4” x 6’8” Rough Opening Size: 44-1/2“ x 82-1/4”
Door & Frame Size: 3’6” x 6’8” Rough Opening Size: 46-1/2“ x 82-1/4”
Door & Frame Size: 3’8” x 6’8” Rough Opening Size: 48-1/2“ x 82-1/4”
Door & Frame Size: 4’0” x 6’8” Rough Opening Size: 52-1/2“ x 82-1/4”
Door & Frame Size: 2’0” x 7’0” Rough Opening Size: 28-1/2“ x 86-1/4”
Door & Frame Size: 2’4” x 7’0” Rough Opening Size: 32-1/2“ x 86-1/4”
Door & Frame Size: 2’6” x 7’0” Rough Opening Size: 34-1/2“ x 86-1/4”
Door & Frame Size: 2’8” x 7’0” Rough Opening Size: 36-1/2“ x 86-1/4”
Door & Frame Size: 2’10“ x 7’0” Rough Opening Size: 38-1/2“ x 86-1/4”
Door & Frame Size: 3’0” x 7’0” Rough Opening Size: 40-1/2” x 86-1/4”
Door & Frame Size: 3’4” x 7’0” Rough Opening Size: 44-1/2“ x 86-1/4”
Door & Frame Size: 3’6” x 7’0” Rough Opening Size: 46-1/2“ x 86-1/4”
Door & Frame Size: 3’8” x 7’0” Rough Opening Size: 48-1/2“ x 86-1/4”
Door & Frame Size: 4’0” x 7’0” Rough Opening Size: 52-1/2“ x 86-1/4”
Door & Frame Size: 3’0” x 8’0” Rough Opening Size: 40-1/2” x 98-1/4”
Door & Frame Size: 4’0” x 8’0” Rough Opening Size: 52-1/2” x 98-1/4”
Door & Frame Size: 6’0” x 6’8” Rough Opening Size: (Double Doors) 76-1/2” x 82-1/4”
Door & Frame Size: 6’0” x 7’0” Rough Opening Size: (Double Doors) 76-1/2” x 86-1/4”

Get The Parts That Fit

Filter your results by entering your commercial door's Make and/or Model to ensure you find the parts that fit your door.

Select Door

Need A Quotation?

Receive A Free Quotation Immediately

Email [email protected] or call 877-412-3667 with the product you are interested in, the quantity, and any other requirements you may have. One of our specialists will email you back a free quotation shortly. Did you know we offer free design help? If you are unsure of the product you need, but know the scope of what function or application you need, our design team can help! Contact us with your inquiry today.