United Coatings

Diathon® Base Roof Coating

Diathon® Base Roof Coating

Why United Coatings™ Diathon® Base Roof Coating?

United Coatings™ Diathon® Base Roof Coating is specifically developed for building film thickness prior to the application of an appropriate Diathon® Roof Coating. It can also be used over existing foam roofs previously coated with compatible coating systems.


  • Single-Component:  Ready-to-use material
  • Algae Protection:  Has powerful biocides for mildew resistance
  • Fire Resistant:  Designed with non-migrating fire retardants
  • Distinguishable color from United Coatings™ Diathon® Roof Coating for spotting substrate not yet covered  


United Coatings™ Diathon® Base Roof Coating is used over sprayed-in-place polyurethane foam (SPF), insulated concrete, metal, plywood, and ambient and hot storage tanks.

Protect Your Investment

Find out about product warranties and options that may help protect your most valuable assets. 

  • Liquid-Applied 5-Year Limited Warranty

Product Properties

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