This product is being phased out. Please check stock before ordering. CustomFloat® Bedding Mortar is a lightweight Portland cement-based, pre-blended mortar for use as a bedding or brown coat. Formulated for very low shrinkage and exceptional bond strength. Use on floors, walls and counters and for overhead work such as showers, arches and coves. Just add water and mix. No job site blending of powders required.