Fire Rated

DOOR TYPE

MINIMUM
THICKNESS

MAX WIDTH
SINGLE

MAX WIDTH PR

MAX HEIGHT

ASK ABOUT OUR
CUSTOM DOORS

20 MIN CAT A
POSITIVE PRESSURE

1-3/4"

4'-0"

8'-0"

8'-0"

20 MIN CAT B
NEUTRAL PRESSURE

1-3/4"

4'-0"

8'-0"

8'-0"

45 MIN CAT A
POSITIVE PRESSURE

1-3/4"

3'-6"

7'-0"

8'-0"

60 MIN CAT A
POSITIVE PRESSURE

1-3/4"

3'-6"

7'-0"

8'-0"

90 MIN CAT A
POSITIVE PRESSURE

1-3/4"

3'-6"

7'-0"

8'-0"

WE ALSO OFFER MINERAL CORE FLUSH FIRE DOORS IN 45, 60 & 90 MIN

1-3/4"

4'-0"

7'-0"

8'-0"

FLUSH

1-3/4"

4'-0"

7'-0"

8'-0"

FLUSH W/ APPLIED
MOLDINGS

1-3/4"

4'-0"

7'-0"

8'-0"

FLUSH W/ APPLIED
MOLDINGS & PANELS

1-3/4"

4'-0"

7'-0"

8'-0"