Description: Del-Val 121 Non-Fibrated Emulsion Coating is an asphalt based clay emulsion coating designed for both brush and spray applications on a variety of roof surfaces. This product has excellent resistance to water and cures to a tough durable finish.
Uses: Del-Val 121 Non-Fibrated Emulsion Coating may be used on smooth surfaces BUR, SBS, APP bituminous membranes, metal surfaces, and roll-roofing. It can also be used for damp-proofing above and below grade foundation walls and other masonry surfaces.
Preparation: All surfaces must be clean and free of any oil, grease, dirt and all other foreign matter. Repair all holes, cracks, blisters, tears or breaks by spreading Del-Val 211 Flashing Cement over damaged area then embed United Asphalt Cotton or Fiberglass Fabric.
Application: Apply to a clean surface using a brush, squeegee, or spray equiptment. For best results weather should be clear with no threat of rain for 48 hours.
Coverage: Apply at the rate of approximately 3 gallons per 100 sq. ft. Must stir coating before using.
Cleanup: Clean tools with warm water and soap.
Code Approvals/Compliance: This product meets or exceeds the requirements of ASTM D 1227-87 Type III