Ames Blue Max Caulk is a tough, high solids, elastomeric rubber primarily used as a filler and sealer for masonry, cement backer board, ICF, wood, metal and EPDM and is an accessory to other Ames products. Blue Max Caulk is suitable for use on roofs, walls, floors, shower pans, drain assemblies and EIFS repair. Blue Max Caulk forms a flexible waterproof seal and fills joints, holes, valleys, cracks, vents, low spots, flashings, seams and other leaking areas. Must be top-coated in UV exposures.
- Adheres to concrete, brick and mortar, cement board, green board, plywood, pressure-treated wood, cedar, OSB, aluminum, galvanized steel, EPDM, rolled roofing, ICF, foam and EIFS
- Fills voids and cracks up to 5/8 in. with no sagging and minimal shrinkage
- High tensile strength, low water swell and excellent resistance to mold and mildew
- Water-based, easy to clean up and easy to apply
- Paintable with high-quality latex paint or coating
- UV-sensitive and must be top coated
- Can be applied horizontally or vertically
- 1-tube of blue max caulk should cover 55 lin. ft. at 3/16 in. bead or 30 lin. ft. at 1/4 in. bead when installing at a depth equivalent to half the width
- Return Policy