babcockdavis BFDF Installation, Operation And Maintenance Manual page 6

c. Slide the keeper down toward the keeper extension to increase the force, or
away from the spring to decrease the force, and re-tighten the hex head
screws.
d. Disengage the hold open arm to test the closing and opening operation.
*3-hour rating available on Diamond Tread and 1/8" Pan Doors only.
Great Products. Better Partners.
Babcock-Davis is a leader in roof hatches, smoke vents and safety railings for the commercial roofing market. We also
manufacture architectural access and safety-related building products for commercial structures. Babcock-Davis provides
local connections through a broad distribution network to accelerate and simplify the building process for contractors and
building owners, offering hassle-free services including access to technical experts, REVIT tools for BIM, HPDs for LEED v4, 3-
part specifications and AIA-accredited continuing education courses.
courses.
Installation & Operation + Maintenance
FIRE-RATED FLOOR DOORS
Model: BFDF
2-hr cast-in section
2-hr alt cast-in section
3-hr cast-in section*
©2021 Babcock-Davis
6
Rev 07/2021