PART 1 – GENERAL
Description
The security screen shown on the plans herein
specified is manufactured by Avant
Guards. The manufacturer’s name and products have been used to establish
the standard 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 for 3 years.
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. A complete 12" x
16"operating security screen sample ten (10) days prior to the bid date
may be requested without cost of owner.
Quality Assurance
Items provided in the section shall be manufactured
and fabricated by firms 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 screens 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) |
PART 2 – PRODUCT
Acceptable Manufacturers
Avant Guards Manufacturing
219 Cook Street
Brooklyn, NY 11206
(718)366-6565 fax.(718)366-0010
Top-Hinge Simline Security
Screen Materials
The mainframe is 1" x 1" x 1/8" aluminum
tubing. The corners of the mainframe shall be pneumatically inserted
into
the frame ends with an
interference fit.
The removable interlocking concealment plate extruded aluminum 1/16" thick
shall be attached to the mainframe using tamper-resistant stainless steel screws.
A brace is required for guards over 52"high.
Scribe angles or channels are optional as per specification.
Infill Options:
12, 14, and 16 gauges perforated panel
18 and 20 gauges stainless perforated panel
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 sub frame shall be thoroughly cleaned
in a three-step bonderizing
process. The surfaces shall receive an electrostatically
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
A continuous piano hinge to be screwed to the
mainframe and angle 12" to
16" O.C. There are two spring latches per screen.
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 attachments. 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. |