SGA 30 - Super Grout Additive Premium Waterproof Tile Grout Repair Kit (Grout Sold Separately) Includes Epoxy Sponge - Syringes - Mixing Cups & Sticks - Makes 90 oz Epoxy Grout - Made in USA;

SGA or Super Grout Additive is a proprietary epoxy grout designed for shower floors and corner joints in wet or dry areas. Easy to use, extremely durable, much stronger than other types of sealants or caulks. Never needs to be sealed, will not crack under normal expansion/contraction, and is as waterproof as tile itself keeping the water from getting under the tile.Coverage: up to 20 Square Foot using 2x2 tile with 1/8" joints. Contents: Part A Resin 20 oz and Part B Hardener 10 oz