Model 1500-A
Inverted Split "Y" Blades.
Non-vision two-piece louver design recommended for schools, class
"A" and institutional buildings where vandal-proof design is required.
Specifications
Standard Features:
Material: 18 gauge CRS frame and
louver blades; 12 gauge CRS security Grille. 
Construction: Mitered and welded
corners; security grille on interior and exterior of louver with 13/16" square
openings 1" on center.
Finish: Mineral bronze baked on
powder coat.
Door Thickness: Minimum 1 3/8" door.
Fasteners: #8-32 phillips head thru bolts with blank head one
side.
Free Flow Area: 40% free area.
Options:
Material: • #20 gauge 304
stainless
steel - #4 finish.
• electro-galvanized or hot dipped steel
• 16 gauge CRS frame and blade and 12
gauge security grille.
Finish: • Baked on powder
coat gray prime for field
painting, no extra charge.
• Special order colors. Please provide
color chip.
Fasteners: • Security fasteners, please specify
Screen: • 18-14 mesh insect
screen installed in roll
formed aluminum frame. Aluminum, bronze
or fiberglass mesh available.
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