MicroSentry™ MEE Series Economical Pleated Filter Cartridges • High surface area provides greater dirt-holding capacity, lower initial pressure drop and longer change-out intervals • Constructed of layers of economical polyester and polypropylene blended media, laminated to provide depth filtration • Best alternative to string wound, resin-bonded or spun cartridges • No resin binders to break down and contaminate the filtrate • 100% synthetic fibers with no surfactants that cause foaming • Available in standard 2 5/8" and 4 1/2" (BB Style) diameter configurations • Washable and reusable - significantly reduces filtration costs (20 micron and larger) Applications RO Prefilters Food & Beverage Plating Solutions Microelectronics Electronics Oil / Gas Chemicals Paint/Inks Water & Wastewater Cosmetics Specifications & Operating Parameters Pore Sizes Maximum Temperature 0.35, 1A, 1, 5, 10, 20, 50 microns 140°F (60°C) Nominal Lengths Recommended Change-out Differential Pressure 9.75", 10", 19.5", 20", 29.25", 30", 40" 20 psid (1.4 bar) Materials of Construction FDA Compliance Filter Media: Polyester / Polypropylene blend Core: Polypropylene End caps: Plastisol MEE products are manufactured of materials with no additives or other manufacturing agents. All materials used in the production of these cartridges meet the requirements of FDA Title 21 of The Code of Federal Regulations. www.shelco.com

Filter Removal Efficiency Flow vs. Pressure Drop 2.5" OD Cartridges Flow vs. Pressure Drop 4.5" OD Cartridges PSI 2 PSI 2 1A µm PRESSURE DIFFERENTIAL PRESSURE DIFFERENTIAL 0.35 µm 1.5 1 µm 1 5 µm 10 µm 20 µm 50 µm 0.5 0 1.5 1 1 µm 5 µm 0.5 10 µm 20 µm, 50 µm 0 0 2 4 6 8 10 GPM 0 4 GALLONS PER MINUTE 8 12 16 20 GPM GALLONS PER MINUTE This chart represents the typical flow rate per 10" cartridge length. The test fluid is water at ambient temperature. Extrapolations for multiple lengths tend to be linear, but as flows increase the differential pressure across the housing becomes more apparent....