Cornell Iron Works - Accordion
...transmission loss performance according to ASTM E90, determined by ASTM E413 and rated for an STC as follows: a. Sound Transmission Class (STC): 45 D. Fire Resistance: The accordion folding door material and finish shall achieve a Flame Spread Index of not more than 20 and a Smoke Developed Index of not more than 60 when tested in accordance with ASTM E84. See #2.
Folding Accordion Doors, Roll-Up, Atrium-Galleria Door, Aluminfold, Storefront Gate, Hanging...
...Inserts Toll Free Info/Order Form Contact Us Installer Contractors Welcome to Clegg Company's accordiondoors.net, your prime dealer outlet and for the finest solid panel accordion folding door made. Clegg Company 1444 South Kelly Rd. Schenectady, NY 12306 518-864-5396 - 518-864-5474 fax 800-761-3122 and 866-569-8801 fx TOLL FREE Order/Info Form M - F; 8 a. See #3.
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