
Knock-down and specialty door systems
Knock-Down Door Systems
Therm-All offers knock-down door systems for metal building doors, existing opening doors, special sized doors and unique applications.
Standard knock-down packages include:
- 8-1/4″ 16 gauge galvanized frame with 2″ header
- 20 gauge galvanized insulated leaf (18 gauge on 4070)
- Standard commercial lever lockset
- Threshold / sweep / weatherstrip
- Ball-bearing non-removable pin hinges
- All required fasteners
Options available:
- Rim panic exit devices
- Closers
- Lite kits (installed)
- Girt clips (pre-engineered building installation)
- Mortise levers
Specialty Door Systems
Therm-All offers a variety of specialty door products, including:
- Interior doors
- Blast resistant doors
- Special sized doors
- Doors for unique applications

If you are looking for a door product that is difficult to find, we can likely take care of your need. Call your Therm-All representative, dial 888-2-INSUL-8, or send an email to info@therm-all.com for more information about our specialty door offerings.