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SWR Institute
400 Admiral Blvd
Kansas City, MO 64106
816.472.7974
info@swrionline.org

Product Name: DOWSIL 758 Silicone Weather Barrier Sealant
Submitted by: Dow Silicones Corporation
2200 W. Salzburg Rd.
Midland , MI 48686
k.allore@dow.com
dow.com/construction

Test Results
ASTM C719 Adhesion and Cohesion of Elastomeric Joint Sealants Under Cyclic Movement [Hockman Cycle]; Pass: Yes Extension: +25% Compression: -25% Substrate: Primed Mortar, Aluminum and Glass [Mortar substrate was primed with DOWSIL Construction Primer P].
Validation Date: 1/26/2021
Expiration Date: 1/25/2026
Lab Details: Architectural Testing
130 Derry Court
York,  PA 17406-8405
Phone: 717-764-7700
Fax: 717-764-4129