HEPACAP 75, inlet 3/8 to 1/2" stepped barb, outlet 3/8 to 1/2" stepped barb 75 mm HEPA filter media are used throughout the scientific, research, and industrial environments in a variety of air and gas filtration applications where high retention, dirtholding capacity, and flow rates are required. Glass filter media strengthened by dual lamination with a tough polyester monofilament. Retains 99.97% of all particles ? 0.3 µm in air. Allows bidirectional flow. Depth filter design allows for high loading capacity. Prevents bacterial, algal, or fungal contamination in fermentors or incubators. Tissue culture applications.