PART 1 – GENERAL
Description
The screen shown on the plans and herein specified
is the product of Avant Guards.
The manufacturer’s name and products have been used to establish the standards
of construction and quality of workmanship required for this project. Manufacturers
bidding on this project must be actively engaged in the fabrication of specified
items.
Submittals
Manufacturers requesting approval to bid their product
as equal must submit to the architect shop drawings that include
details
of attachment to surrounding
materials and elevations showing scope of the project.
Quality Assurance
Items provided in the section shall be manufactured
and fabricated by firm with 3 years experience in type of work
specified.
Performance and testing
must comply
with sag, impact, and forced entry resistance tests of ANSI/SMA 6001-1990,
American National Standard. Specifications for Protection Screens must
meet the performance
requirements for a Heavy Rating.
Delivery, Storage, and Handling
Before and during shipment to site,
adequately protect products. Products should be stored in conditions
that protect from damage.
Installation
shall be by
installers experienced in type of work specified for respective item.
Inspection
Verify that openings fit allowable tolerances
are plumb, level, provide a solid anchoring surface and comply
with approved
shop drawings.
Plumb and
align faces
in a single plane and erect doors square and true adequately
anchored. After completion of installation, screens shall be in
working order
and clean.
Warranty
Manufacturer will supply a written one-year warranty on
all products.
References
American Society for Testing and Materials (ASTM), American
Welding Society (AWS).
Installation, adjusting, and Clean up
Install in accordance with
approved shop drawings and specifications. Erect guards and other
work of this section, rigid,
straight, and plumb with
horizontal lines
level. Secure connections and attachment. Adjust
guards and hardware and leave in working order where applicable.
Clean
work of this
section upon
completion.
Remove debris resulting from work of this section.
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PART 2 – PRODUCT
Acceptable Manufacturers
Avant Guards Manufacturing
219 Cook Street
Brooklyn, NY 11206
(718)366-6565 fax.(718)366-0010
Aluminum Detention Screen Materials
The aluminum mainframe, at
1/8" thickness, and the 1/16" thick concealment
plate are to be connected by # 8 screws. The corners of the mainframe shall be
continuously welded and ground smooth.
The aluminum sub frame, at 1/8" thickness
shall be notched for self-aligning and welded on both sides to
provide a rigid frame.
An overlap as part of the frame is required to prevent direct exposure between
the mainframe and sub frame.
No brace is available for this screen. Scribe angles or channels are optional
as per specification.
Infill Option:
10 and 12 mesh stainless
Fabrication
Welding shall comply with requirements of AWS. Grind
welds smooth. Window guards, unless otherwise shown, shall cover
entire window
opening. Provide
frame and
accessories of size and construction as shown on drawings. Window guards
over 5’ wide or 8’ high will be fabricated in two sections.
Paint
and Finish
All interior and exterior surfaces of the mainframe and shall
be thoroughly cleaned in a three-step bonderizing process. The
surfaces shall receive
an electro-statically
applied thermoplastic polyester powder coating, which shall be applied
and baked to a hard mar-resistant finish in a standard or custom color.
Touch-up paint
is available for installation.
Locks and Hardware
3 _" x 2 _" F.P. butts brass pin
hinges, to have 2 hinges for guards under 5’, and 3 hinges
per guard 5’ and over.
The infill hardware consists of bolts, clevises, stainless steel
pins, oil tempered coil springs, washers, and full tempered steel
1/8" x 3/8" shock
distributing bars.
Lock Options:
Lift Quick
Panic Push
Push Down
Bit- Key |
