Fire Rated Security Access Door: S-Series
Nystrom
S-Series fire-rated, insulated, security access doors are manufactured
with heavy-duty materials to prevent unwanted access through openings
in fire-rated vertical surfaces.
UL listed "B" label for 1-1/2 hours in vertical surfaces (maximum temperature rise to 250єF in 30 minutes).
Fire Rated Security Access Doors: ST-Series
Nystrom S-Series: ST fire-rated, insulated security access doors
provide access through openings in fire rated vertical surfaces.
UL Listed "B" label for 1-1/2 hours in vertical surfaces (maximum temperature rise to 250єF in 30 minutes).

ST fire-rated, insulated, security access doors are designed with a
one inch exposed flange for flush installation in any vertical surface.
Fire Rated Security Access Doors: SW-Series
Nystrom S-Series: SW fire-rated, insulated, security access doors
provide access through openings in fire rated vertical surfaces and
have a minimal sight line for a concealed appearance.
UL Listed "B" label for 1-1/2 hours in vertical surfaces (maximum temperature rise to 250єF in 30 minutes).

SW medium security fire rated access doors are manufactured with a
tape in bead flange for a concealed appearance in vertical drywall,
leaving only the door exposed.
Fire Rated Security Access Doors: SP-Series
Nystrom S-Series: SP fire-rated, insulated, security access doors
provide access through openings in fire rated vertical surfaces and
have a minimal sight line for a concealed appearance.
UL Listed "B" label for 1-1/2 hours in vertical surfaces (maximum temperature rise to 250єF in 30 minutes).

Fire Rated Security Access Door Order Guide
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