Nystrom I-Series fire-rated, insulated access doors provide access through openings in fire-rated vertical or horizontal surfaces.
UL listed "B" label for 1-1/2 hours in vertical surfaces (maximum temperature rise to 250€F in 30 minutes).
Warnock-Hersey listed for 3 hours in horizontal surfaces.
Nystrom I-Series: IT fire-rated, insulated access doors provide access through openings in fire rated vertical or horizontal surfaces.
UL Listed "B" label for 1-1/2 hours in vertical surfaces (maximum temperature rise to 250€F in 30 minutes).
Warnock-Hersey listed for 3 hours in horizontal surfaces
IT fire-rated access doors are designed with a one inch exposed flange for flush installation in any vertical or horizontal surface.
Nystrom I-Series: IW fire-rated, insulated access doors provide access through openings in fire rated vertical or horizontal surfaces.
UL Listed "B" label for 1-1/2 hours in vertical surfaces (maximum temperature rise to 250€F in 30 minutes).
Warnock-Hersey listed for 3 hours in horizontal surfaces
IW fire-rated access doors are manufactured with a tape in bead flange for a concealed appearance in vertical or horizontal drywall surfaces, leaving only the door exposed.
Nystrom I-Series: IP fire-rated, insulated access doors provide access through openings in fire rated vertical or horizontal surfaces.
UL Listed "B" label for 1-1/2 hours in vertical surfaces (maximum temperature rise to 250€F in 30 minutes).
Warnock-Hersey listed for 3 hours in horizontal surfaces
IP fire-rated access doors are manufactured with plaster casing bead frames for a concealed appearance in vertical or horizontal plaster surfaces, leaving only the door exposed.
Nystrom, Inc.
9300 73rd Ave N
Brooklyn Park, MN 55428
Phone: 800.547.2635
Fax: 800.317.8770
Email: info@Nystrom.com
Website: www.Nystrom.com
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