GREENTECH WP SPRAYARENDER CWR-333 is a special formulated, sprayable polymerized cementitious waterproofing render for application on masonry substrates, including GREENTECH Gypsum Blocks, brick walls, block walls, panel walls and concrete surfaces. It exhibits excellent waterproofing properties and efflorescence resistance in wet interior as well as exterior environments. CWR-333 provides variety for finishing. It can be tiled over using GREENTECH Tile Adhesive and Tile Grout while overcoated using GREENTECH Plaster to receive paint finish.