PLYCO Events
The annual NFBA Frame Building Expo is the premier event for post-frame professionals.  At the Frame Building Expo, everything you need to buil...
Enjoy entertainment, food and beverages compliments of the Plyco Corporation, a leading supplier of products to the post-frame, metal-clad building an...
East Coast Fasteners introduces the 40-year Ply-Lo Extreme The new 40-year Ply-Lo Extreme line of fasteners from East Coast Fasteners is designed for...
The 98SS and 98SP are the latest additions to the Plyco Series 98 insulated utility door line. The 98SS is a pre-hung, 100 percent stainless steel doo...



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Commercial Construction

Professional builders prefer post-frame technology for its versatility and efficiency. Plyco offers the best solutions toward meeting their building needs.

By choosing to “Build Plyco Strong,” building contractors select unmatched value and durability. Builders trust Plyco to deliver lasting cost-effectiveness. By teaming with Ply-Foil Reflective Insulation, Plyco offers industrial and commercial businesses energy savings years into the future.

View our extensive online inventory of commercial construction products.

Post Frame

Post frame builders

Post Frame Construction

When it comes to creating cost-effective structures of the highest quality, America relies on post-frame builders. And post-frame builders rely on Plyco.

Plyco is the nation’s leading supplier of durable, aesthetically pleasing doors, windows and other building accessories. From louvers and cupolas to the tiniest necessities from East Coast Fasteners & Closures, Plyco is the most complete provider of products for the agricultural and post-frame building markets.

Check out our selection of building components for post-frame construction.

Series 20C

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20C Post Frame Steel Walk Door
Steel Exterior Walk Door Series 20C
20C Series Commercial Steel Exterior Walk Door
Metal Door Frame
Exterior Steel Door
Metal Door Threshold Styles
Custom Steel Door
Custom Metal Door

Product Info

The Plyco 20C Series Commercial pre-hung exterior metal door with universal swing feature is the one door that's right for the job - the whole job.

Easy to Install
Heavy Duty
Energy Saving
Baked on finish available in 4 different colors



  • Full rolled edge 24 gauge steel panel, 1 3/4" thick
  • Universal swing feature
  • Four different style of thresholds available: Inswing, Universal, ADA and Outswing
  • Fully reversible in the 3 1/2" thick jamb
  • 16 gauge jamb and panel are galvanized steel
  • Quality double contact weather stripping on jamb allows for greater leak protection.
  • Bulb and 3-fin top and bottom weather seals contact header and threshold to greatly reduce water infiltration
  • Jamb is tooled for hinge and strike mortise, and all jamb mounting holes are counter sunk to allow smooth surface installation
  • Composite lock block and deadbolt prep are standard
  • Lock strike plate is adjustable
  • Hanicap threshold is optional
  • Passes all ISDI ANSI code tests



2/6 x 6/8, 2/8 x 6/8, 3/0 x 6/8, 3/6 x 6/8, 4/0 x 6/8,
3/0 x 7/0, 3/6 X 7/0, 4/0 X 7/0
6/0 x 6/8, 8/0 x 6/8, 6/0 x 7/0, 8/0 x 7/0

OVERALL DIMENSIONS a) For correct out to out dimensions see Data Sheet DO-1 3/0 x 6/8 = 39 7/8" x 81 3/8"
b) For Rough Opening dimensions, use dimensions (above -a) and add 3/8” to width and 3/8” to height
Example: R.O. 3/0 x 6/8 = 39 7/8” + 1/2” Width x 81 3/8” + 3/8” Height = 40 3/8” x 81 3/4” Rough Opening

Double doors have attached astragal on the inactive panel of the pair - shipped knocked - down, Hinges
are attached to jambs, Manual head and foot bolt concealed in the astragal

HINGES (3) 4” X 4” Stainless Steel NRP hinges are standard, Ball-Bearing stainless steel on 4/0 sizes

SKIN Smooth 24 ga. galvanized steel painted finish 3068 available in 6-panel or X-Buck styles
EDGES Rolled edge in aluminum core rails
BLOCKING HDPE lock reinforcing structure, optional steel closer blocking, Special lock blocking is availabl
INSULATION Panel R-13 (u= .077)
EMBOSSING 3/0 6/8 only - Six panel style, X-Buck style
COLORS Polar White only finish paint
LOCK FACE PREP Standard with 2 1/8” lockset bore, backset of 2 3/4” - non-bore optional.
DEAD BOLT Optional face bore and edge prep for deadbolt, dbl. notch latchguard available as an option
SWEEP Durable Alcryn bulb & fin sweep
  • 1 LI-2 20" x 24" Insulated
  • 1LB-2 22" x 36" Insulated
  • 1-LA-2 20” x 24” Single glazed
  • 1-LG-2 22" x 30" Insulated
  • 1-LE 16" x 16" Insulated
  • 1-LL-2 22” x 60” Insulated
  • 9-LB-2 22” x 36” Insulated w/ 9-Lite
  • 15L-2 22" x 60" Insulated w/15-Lite


TYPE PREHUNG 16. ga. galv. steel - Flush plain doors are universal swing with dbl. contact weatherstrip
3 1/2” only. Reveal is 1 7/8”
Face mounted with concealed edges
ANCHORS Standard frame screws, optional masonry wall clips
THRESHOLD Aluminum, painted, universal, ADA threshhold is available, Dedicated swing option is available


  Air Infiltration
.30 CFM/sq.ft. Passed
  Acoustical Performance
ANSI/ISDI - 103 ASTM-E90,E413 STC Rating = 26 Passed
  Water Penetration
300 lb. Point Load
  Physical Endurance
ANSI/ISDI - 105 ASTM A250.4 No leakage Passed
  Thermal Performance (Care)
  R-13 (u=.077)
  Fire Resistance Labeled N/A

  Wind-Storm Resistanc Pending
  Security Performance
Grade 40


  • Panic Hardware
  • Door Closers
  • Extra heavy duty locksets
  • Security deadlocks
  • Passage locksets
  • Special blocking
  • Master keyed locksets
  • Barn door latch
  • Handicap threshold
  • Header-Stop for additional weather sealing
  • Refer to price page for other lockset options
  • 3068-4068-6068-8068 Available in 4 colors: Bronze, Hickory Moss, Polar White and Chocolate Brown
  • 3068 available with cross buck and six panel embossing
Check out our full inventory of commercial exterior metal doors available from Plyco Corporation.