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SWR Institute
400 Admiral Blvd
Kansas City, MO 64106

Product Name: DOWSIL 983 Silicone Structural Sealant
Submitted by: Dow Silicones Corporation
2200 W. Salzburg Rd.
Midland, MI 48686

Test Results
C719 Sealants Under Cyclic Movement [Hockman Cycle];
Pass: Yes
Extension: +25% Compression: -25%
Substrate: Unprimed Glass, Unprimed Anodized Aluminum, Anodized Aluminum[Primed with 1200OS primer and Kynar Primed with Primer C-0S]
Validation Date: 8/21/2015
Expiration Date: 8/20/2020
Lab Details: PRI Construction Materials Technologies LLC
6408 Badger Drive
Tampa,  FL 33610
Phone: 813.621.5777
Fax: 813.621.5840