3M Marine Adhesive/Sealant 10-oz in the Marine Hardware department at Lowes.com
3M Marine Adhesive Sealant 5200 (06500) Permanent Bonding and Sealing for Boats and RVs Above and Below the Waterline Waterproof Repair, White, 10 fl oz Cartridge : Automotive - Amazon.com
3M 10 oz. White 5200 Marine Adhesive Polyurethane Sealant PN06500HC - The Home Depot