PREFIT SPECIFICATIONS
Frame Hinge and Strike Locations
1 3/4" with 4 Each 4 1/2" Hinges
445
NOTE: When using this chart for premachining door measurements, reduce the A & D dimensions 3/32" each for door clearance.

click here for Door Machining Guide
click here Prefit Specifications (445) – print layout
3° Bevel (Both Sides)
3/32" Clearance (Both Sides)
3/32" Clearance (Top)
3/32" Clearance (Bottom)*
*Additional clearance is required for Thresholds and various
floor conditions.
FOR SPECIFICATIONS NOT SHOWN, PLEASE CONSULT OFFICE.
PLEASE SPECIFY IF USING STANDARD COMMERCIAL OR HEAVY
WEIGHT COMMERCIAL HINGES.
| NET FRAME DIMENSIONS | |||||
| +HEIGHT | A | B | C | D | |
| 6-0 | 10-19/32 | 17 | 17 | 32-3/32 | |
| 6-8 | 10-19/32 | 19-1/2 | 20 | 40-3/32* | |
| 6-9 | 10-19/32 | 20 | 20 | 41-3/32 | |
| 6-9 | 10-19/32 | 20 | 20 | 40-19/32* | |
| 6-10 | 10-19/32 | 20-1/4 | 20-1/2 | 42-3/32 | |
| 7-0 | 10-19/32 | 21 | 21 | 44-3/32 | |
| 7-0 | 10-19/32 | 21 | 21 | 42-3/32* | |
| 7-2 | 10-19/32 | 21-1/2 | 22 | 46-3/32 | |
| 7-4 | 10-19/32 | 22-1/4 | 22-1/2 | 48-3/32 | |
| 7-6 | 10-19/32 | 23 | 23 | 50-3/32 | |
| 7-8 | 10-19/32 | 23-1/2 | 24 | 52-3/32 | |
| 7-10 | 10-19/32 | 24-1/4 | 24-1/2 | 54-3/32 | |
| 8-0 | 10-19/32 | 25 | 25 | 56-3/32 | |
| 8-2 | 10-19/32 | 25-1/2 | 26 | 58-3/32 | |
| 8-4 | 10-19/32 | 26-1/4 | 26-1/2 | 60-3/32 | |
| 8-6 | 10-19/32 | 27 | 27 | 62-3/32 | |
| 8-8 | 10-19/32 | 27-1/2 | 28 | 64-3/32 | |
| 8-10 | 10-19/32 | 28-1/4 | 28-1/2 | 66-3/32 | |
| 9-0 | 10-19/32 | 29 | 29 | 68-3/32 | |
| 9-4 | 10-19/32 | 30-1/4 | 30-1/2 | 72-3/32 | |
| 9-8 | 10-19/32 | 31-1/2 | 32 | 76-3/32 | |
| 10-0 | 10-19/32 | 33 | 33 | 80-3/32 | |
| + Frame Heights are 3/16" longer than callout door height unless ordered net (3/32" top, 3/32" bottom for clearance). |
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![]() Handing Information: To establish handing always Push the door away from you. *Reversible – Frame can be used as Left or Right Hand, swing in our out. |
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