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

Product Name: DOWSIL™ ALLGUARD Silicone Elastomeric Coating
Submitted by: Dow Silicones Corporation
2200 W. Salzburg Rd.
Midland, MI 48686
k.allore@dowcorning.com
dow.com/construction

Test Results
ASTM D 6904 Resistance to Wind Driven Rain
Weight gain 0.01 oz.
Water Leaks: None
Pass: Yes
ASTM D 412 Tensile Properties
Tensile Strength: 237 psi
Elongation: >558%
Pass: Yes
EN 1062-7 Crack Bridging Ability
Results: No cracking
Pass: Yes
ASTM D 2697 Solids Content by Volume
Results: 51.8%
Density: 9.9 lbs/gal
ASTM D 1653 Moisture Vapor Transmission
WVT (grains/h.ft2): 17.28
Perms: 42.2
Validation Date: 5/31/2024
Expiration Date: 5/30/2029
Lab Details: PRI Construction Materials Technologies LLC
6408 Badger Drive
Tampa,  FL 33647
Phone: 813.621.5777
Fax: 813.621.5840