The Sauereisen Epoxy products are typically used in situations dealing with high amounts of Hydrogen Sulfide or manholes with heavy leaks. The Substrate Resurfacer is first applied followed by the F210X Epoxy Final Product. Brochures Sauereisen SewerGuard Brochure Sauereisen WasteWater Brochure Specifications Sauereisen 210X Epoxy Sauereisen F88 Chimney Seal SewerGard Glaze Substrate F121 Resurfacer