Isopoxy 305 PW

Isopoxy 305 PW (Potable Water) is an NSF certified, two component, 100% solids, fast set epoxy primer. This product is rated for a minimum pipe diameter of 0.75″ and a minimum tank capacity of 5 gallons. The long working time and quick dry time allow for this material to be easily applied using a brush or roller, and then quickly recoated in the same day.



  • Chemical Plants
  • Educational and Institutional Floors
  • Hospital and Health Care Facility Floors
  • Manufacturing Facilities
  • Potable Water Facilities
  • Water Related Facilities


  • Conveniently Packaged for 2:1 Mix Ratio
  • Excellent Adhesion to Concrete
  • Fast set time
  • No odor
  • Withstands Traffic after 12 hours
Product Types



Product Testing

Test PerformedTest Results
% Solids - by Volume100 % 
% Solids - by Weight100 % 
Adhesion - ASTM D4541 - Elcometer500-700 psi 
Adhesion to steel2000-2200 psi 
Elongation - ASTM D63813-14 % 
Full Cure2-5 Days 
Hardness - ASTM D2240 - Shore D78 D 
Pot Life - 100g30-50 Minutes 
Ratio by Volume - (Resin:Activator)2-1  
Recoat Window4-18 Hours 
Recommended Film Thickness5-10 Mil 
Return to Service - Foot Traffic8-12 Hours 
Tack Free Time2.5-5 Hours 
Tear Strength - ASTM D624, Die C350-400 pli 
Tensile Strength - ASTM D6387500-7000 psi 
Theoretical Coverage per Gallon - 10 mils DFT140-160 sqft 
VOC0 g/L 

Posted on

June 9, 2022