OBP Scratch & Brown

A dry, factory-blended plaster mortars. Designed as the first and second coat for lath and plaster applications. Low shrinkage, excellent workability, high strength, efflorescence resistance, and product consistency, OBP Scratch & Brown provides a better base for VBM Bonding Mortars than typical plastic cement jobsite mixes. Used as an interior or exterior base coat for decorative stucco wall systems. May be used on shower walls and Portland Cement mortar beds for veneer and tile applications.