©2021 Babcock-Davis
Rev June 2021
Installation & Ope Maintenance
GRATEdesign, MATdesign, QuietFLEX
Models: BFD74LBM, BFD38LBM, BFQ38LBM, BFR34LBM
2
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.
Transpor Storage
o
Inspect all shipments and materials for missing or damaged components and
hardware.
o
Material must be stored in a clean, dry location.
Preparation
•
Locate the packing slip(s) and/or shop drawings.
•
Verify that all products listed on the packing slip are included in the package.
•
Check the products for damage. If products are damaged, report a freight claim
immediately and leave the products in their packaging. If you sign for products
without reporting damage you waive your right to a freight claim and will be
responsible for their replacement cost.
•
Read the instructions thoroughly before beginning installation.
Tool List
•
Level
•
Marking Pen
•
Drill, and 1/4" Drill Bit
•
Screwdriver, Phillips
•
Wrench, Adjustable
•
Silicone caulk, Caulk gun
•
Utility Knife
•
Pry Bar
•
Clean-up tools
–
see section on
Cleaning the Treads
INSTALLATION
INSTALL THE FRAME
A flat recess and accurately installed frames are critical to the overall performance of the mat / grille.
Utilize a self-leveling compound (provide by others) if necessary to ensure a level recess,
1.
Determine the correct depth of the recess. The outside of the frame must be flush with
the finished floor surface. Make the recess the appropriate depth and slightly longer
and wider than the frames to allow room to maneuver.
2.
Verify that the bottom of the recess is flat within 1/8
”
over 10
’
. The recess must be flat
to prevent damage to the mat / grille. Utilize a self-leveling compound (provide by
others) if necessary to ensure a level floor surface.
3.
Position the pre-cut and mitered frame members in the opening.
4.
Mark the fastening point locations on the frames. The required locations are indicated
on the shop drawings. Otherwise, evenly space the fastening points at a maximum
distance of 24
”
on all sides of the frame. Drill and countersink 1/4" diameter holes at
the marked locations.
