Single Action Spring Hinge (SPX-2203)

Description
FEATURES
FINISHES

Description

For automatic closing, Meets codes for hotels, motels, institutions, and commercial buildings.
Maximum Door Sizes: As set forth in NFPA 80-2007, Section 6.4.3.1, unless specified in individual manufacturers published listings, the maximum labeled fire door size allowed for use
with labeled self-closing spring hinges is 3’ x 7’.
For 13/4” thick doors, the minimum hinge height is 41/2”. For 13/8” thick doors, the minimum hinge height is 41/2”. Where spring hinges are used on labeled fire doors, at least two shall be provided. All hinges or pivots used other than spring hinges shall be of the ball bearing type. The hinges in sizes 41/2”x 4” and 41/2” x 41/2” are approved for use on 4’x 8’ labeled doors when a minimum of three (3) springs are used.
For doors up to 60” in height, two hinges are required. An additional hinge is required for each additional 30” of height or fraction thereof. Material – Steel with Steel components ANSI
K81071F.
Also available in Grade 316 upon special request.

Additional Notes:

For maximum versatility use all spring hinges or a combination of spring hinges and ball bearing hinges. Do not use plain bearing hinges.
Full spring tension may not be required on all hinges.
Strong wind conditions, drafts, carpeting drag, twisted/ misaligned frames, or weatherstripping on doors may require additional spring hinges.