OSI Quad Max Iron Gray Elastomeric Polymers Caulk Sealant 9.5 oz 4-46-434-03 amine and borate-free formula helps

amine and borate-free formula helps safeguard cylinder liners and water pumps by protecting their internal surfaces from pitting and corrosion

Best for Small Spaces at Home

Large handles for easier use

The magnetic strip holds screws or extra bits and can fit up to 5 bits per holder

Low Odor: Yes

OSI Quad Max Iron Gray Elastomeric Polymers Caulk Sealant 9.5 oz 4-46-434-03 amine and borate-free formula helpsDiscover mother nature's worst nightmare OSI Quad Max. Acting as the first line of defense against the elements, OSI Quad Max Window, Door and Siding Sealant delivers the toughness needed to make a job last. Designed for sealing around exterior interior windows, doors and siding, Quad Max bonds to a wide variety of materials such as fiber cement, cedar, brick, stone, coated aluminum, fiberglass, vinyl, PVC, stucco, EIFS, wood, glass, and flashing