United Coatings Diathon® HT Roof Coating


United Coatings Diathon® HT Roof Coating is a unique advanced acrylic elastomer coating which combines high tensile emulsion polymers, reinforcing laminar pigments, and non-migrating fire retardants for superior physical properties, durability, weatherproofing, dirt and mildew resistance, ultraviolet resistance, and fire resistant.

Sizes Available:

5 gallon (19 liter) pail
54 gallon (208 liter) drum

Colors Available:

White, Lt Tan, Lt Gray, Tan, Gray


  • United Coatings Diathon® HT Roof Coating has the ability to uniformly cover the profile of texture substrates.
  • Repels dirt and pollutants while the elastomeric membrane remains permanently flexible


  • Protection of sprayed-in place polyurethane foam insulation on new or existing roofs as well as heated or ambient storage tanks from normal weathering, aging, and UV exposure.

Compatible Substrates

  • Polyurethane foam
  • Concrete
  • Masonry
  • Primed metal
  • Primed wood


All documents are U.S. English unless otherwise noted

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