DOWSIL™ 791 Silicone Weatherproofing Sealant is a specified, premium performance weather sealing product specifically designed for general glazing and weather sealing in curtain wall and building facades. For a VOC data sheet for a specific sealant color, please send your request to .DESCRIPTIONDow Corning 789 Silicone Weatherproofing Sealant is a one-part, neutral- cure, architectural grade sealant. It easily extrudes in any weather and cures at ambient temperature by reaction with moisture in the air to form a durable, flexible silicone rubber ... HCPL 4504 DATASHEET PDF - Option data sheets available. Contact your Hewlett-Packard sales representative or authorized distributor for information. *For HCPL only.