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UL Labeled

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West Central Manufacturing’s Fire rating abilities

LABEL
(UP TO)

DOOR DESIGNS

MAXIMUM DOOR SIZES

ALLOWABLE GLASS

TRANSOM PANELS

NOTES

3 HR

"A"

5' X 10' SINGLE

10' X 12' PAIRS

FIRELITE ONLY

100 SQ. IN. MAX.
MAX. 12" WIDE
MAX. 33" HIGH

NONE

ASTRAGAL
REQUIRED
@ PAIRS

1-1/2 HR

"A"

WITHOUT TRANSOM PANELS
4' X 9' SINGLES
8' X 9' PAIRS

WITH TRANSOM PANELS
4' X 7'4" SINGLES
8' X 7'4" PAIRS

100 SQUARE INCHES MAXIMUM
NO DIMENSION EXCEEDING
10" IN WITDH OR
33" IN HEIGHT
MULTIPLES
@ 100" TOTAL

MAXIMUM
ALLOWABLE =
8' WIDE

ASTRAGAL
REQUIRED
@ PAIRS

1-1/2 HR

"C"

WITHOUT TRANSOM PANELS
4' X 9' SINGLES
8' X 9' PAIRS

WITH TRANSOM PANELS
4' X 7'4" SINGLES
8' X 7'4" PAIRS

MULTIPLES @
1,296 SQUARE
INCHES PER LITE
54" MAXIMUM
DIMENSION
WIDTH OR HEIGHT

MAXIMUM
ALLOWABLE =
8' WIDE

ASTRAGAL
REQUIRED
@ PAIRS

3 HR

"A”

10' X 12'

R.H. OR L.H.

FIRELITE ONLY

100 SQ. IN. MAX.
MAX. 12" WIDE
MAX. 33" HIGH

NONE

ASTRAGAL
REQUIRED @
3 HR LABEL ONLY

MUST HAVE
VERTICLE ROD
PANIC DEVICE

RATING & LABEL

TYPE

MAX DOOR SIZE

SPECIAL NOTES

3-Hour ("A")

1 3/4" Doors
2" Doors

5'-0" x 10'-0" (Single)
10'-0" x 12'-0"
(Pair)

 

1 1/2 Hour ("B")

1 3/4" Doors
1 7/8" Doors
2" Doors

5'-0" x 10'- 0" (Single)
10'-0" x 12'-0" (Pair)
8'-0" x 8'-0" Double Egress Pairs, VR x VR
8'-0" x 10'-0" (Pair) VR x VR

 

 

 

 

45 min. ("C")

20 Min. (Without Hose Stream)

3-Hour ("A")
-------------
1 1/2 Hour ("B")
45 Min ("C")

16 GAGE
------------------

16 GAGE

5'-0" x 10'-0" (Single)
---------------
7'-4" x 7'-0" (Pair)
or 7'-0" x 7'-2" (Pair)

 

3-Hour ("A")

Double Egress Pair

8'-0" x 8'-0"

 

Up to
1 1/2 Hour ("B")

1 3/4" Thick
"Oversized Doors"

5'x 12'-0" (Single)
10'-0" x 12'-0" (Pair)

Auxiliary Fire latch required
if pair doors wider than 8'-0"
Fire latch goes in top channel of active leaf.

3-Hour ("A")
1 1/2-Hour ("B")
45 Min ("C")

Dutch Door - Single

4'-0" x 7'-2"

Top and bottom leafs must latch into strike jamb of frame. Astragal provided between leafs. Dutch door shelf is optional on push side.

1 1/2-Hour ("B")
45 Min ("C")


1 3/4" Door

3'-0" x 7'-0"

Vertically steel stiffened.

20 Min (Without Hose Stream)

Lead Lined Door

8'0" x 8'-0" (pair)

 

1 1/2-Hour ("B")

STC 43 Acoustical Assembly

3'-0" x 7'-0"

Flush Only.

250 Degree 1 1/2-Hour ("B")

Temperature Rise

4'-0" x 8'-0" (Single)
8'-0" x 8'-0" (Pair)

100 sq. in. exposed glazing max.
A60 Galvanneal Only.

CONSIDERATIONS FOR LABELED DOORS

  • Must be prime painted or A60 galvannealed.
  • Two Hinges for 60" jambs or less. One additional hinge for every additional 30" of height.
  • Must have positive latching on opening (ie: panic, VR, strike).

VISION LITE AND GLAZING FOR LABELED DOORS

  • Doors may be prepared for any UL Classified Glazing material classified for use with Hollow Metal Fire Doors
  • Glazing needs to be listed and labeled.
  • Temperature rise doors are allowed a maximum of 100 sq inches exposed.
  • Light kits need to be listed and labeled for use in fire doors (such as NGP, Anemostat, etc) or as manufactured by Karpen Steel.
  • Minimum 6" nominal rails to edge of cut-outs. Can go as low as 5 3/4" to accomodate stock VL kits.
  • Minimum 6" nominal mid-rails (cut-out to cut-out).
  • Chart Below shows maximum sizes based on available glazing options as of 2008. When other options become available, the doors can be UL labeled to accomodate the available glazing.
    • "F" = glazing using Firelite brand of products
    • "W" = glazing using wire glazing material

FIRE RATINGS

The industry sets the standards
Requirements apply to all fire doors

  • Door and frame must be labeled.
  • Self closing/latching in event of a fire
  • Power operated doors will automatically cut power in event of a fire
  • Auto closing doors may contain a hold open mechanism but must release in event of a fire
  • Fire exit hardware must be equipped where 100+ load occupancy is present
firerating

DOOR
LABEL

Max Visible Area
(sq inches exposed)

Max
Visible Width

Max
Visible Height

Notes

3-Hr ("A")

100

12"

33"

"F"
Glazing if allowed by the
Authority having Jurisdiction

1 1/2 Hr (90-min "B") or
60-min (1-Hr)

100

12"

33"

"W"

1 1/2 Hr (90-min "B") or
60-min (1-Hr)

1296

36"

54"

"F"

45-min (3/4 hr "C") or
20-min

1296

36"

54"

"W"
May have multiple lights

20-min

3024

35"

81"

"F"
May have multiple lights

20-min
without hose stream

3024

35 3/4"

83 1/2"

"F"
Can go up to 3289 sq in with
Pilkington Glazing.
May have multiple lights

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