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300 Series MD

PAC's MD 300 is our heaviest duty door. Making up the core is an internal frame consisting of 2" x 6" lumber, laminated with 1/8" Masonite hardboard and fiberglass on both inside & out, wrapped in heavy duty extruded aluminum. Combined that with our 3-1/2" outside frame (jamb) and you'll have a very sound door.

2x6 wood frame with solid polystyrene core with lumber frame covered with 1/8"hardboard sheet.
Engineered to support standard locksets & deadbolts, or panic hardware & door closures.
Heavy duty extruded aluminum surround channel inner frame with miter cut corners screwed together.
Five steel hinges riveted to outer frame with a screw hole for securing into studs for strength & security.
Extra heavy duty extruded aluminum frame 3-1/2" jamb which also serves an integral jamb.
Miter cuts welded for strength.
Aluminum kick panel on inside of door.
Vinyl bulb weather seal.
Built-in ½" tall threshold.
Adjustable steel striker plate for door lock.
Standard sizes include 3' x 6' 8" & 4' x 6' 8".
Made in the USA.

Applications include modular office industry and any structure needing a heavy duty outswing door.

 PAC Warranty


Welded Mitered Corners

Full 2x4 Frame

5 Heavy Duty Hinges




Hickory Moss

Olive / Green

Off White



4 x 24

9 Lite

10 x 10

10 x 10 Diamond

15 Lite

18 x 20 Slider

18 x 38 Slilder


Door Knob & Deadbolt Back-set Prep

Door Knob & Deadbolt Prep

Door Knob Prep

Door Knob

Door Knob Screw Down Plunger


Screw Down Deadbolt Plunge


Safety Chain