Mapei Keraply 2 Gal. Mortar Latex Additive 7033010 - The Home Depot
Mapei Planipatch Plus Liquid Additive (1 gal.) - ShagTools
Amazon.com: Mapei Primer L 1 Gallon : Everything Else
Mapei Latex Plus | An admixture for Mapei Keraquick to obtain a high performance, fast setting, slip resistant and highly deformable adhesive for ceramic tiles and stone material.