{"product_id":"tw30-4021-dupont-filmtec-900-gpd-at-225-psi-4-x-21-inch-99-5-rejection-membranes","title":"TW30-4021 DuPont FilmTec 900 GPD at 225 PSI 4 x 21 inch 99.5% Rejection Membranes","description":"\u003cp style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003eThe \u003cstrong\u003eDuPont FilmTec TW30-4021\u003c\/strong\u003e is a commercial-grade tap water reverse osmosis (RO) membrane engineered explicitly for dependable, high-purity water production in light commercial systems. Utilizing advanced polyamide thin-film composite technology, this element features a tape-wrapped exterior, providing a highly economical and effective design specifically tailored for systems utilizing one or two elements per pressure vessel. This robust construction ensures the consistent removal of dissolved solids and impurities, making it an optimal choice for continuous-duty water treatment in food service, hospitality, and medical research facilities.\u003c\/p\u003e\n\u003cp style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003eDesigned to maximize operational efficiency, the TW30-4021 operates at a standard applied test pressure of 225 PSI. Under these conditions, this compact 4-inch by 21-inch element delivers a reliable nominal permeate flow rate of 900 gallons per day (GPD) alongside an outstanding stabilized salt rejection rate of 99.5%. Built to withstand rigorous daily use, it safely handles a maximum applied pressure of up to 600 PSI, a maximum feed flow rate of 14 GPM, and continuous liquid temperatures up to 113°F (45°C), providing an optimal balance of energy efficiency and high-performance tap water filtration.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ctable style=\"margin-bottom: 32px; font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\n\u003cthead style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\n\u003ctr style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\n\u003ctd style=\"border: 1px solid rgb(196, 199, 197); padding: 8px 12px; font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003cstrong style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important; margin-bottom: 0px !important;\"\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(196, 199, 197); padding: 8px 12px; font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003cstrong style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important; margin-bottom: 0px !important;\"\u003eDetails\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(196, 199, 197); padding: 8px 12px; font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003cstrong style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important; margin-bottom: 0px !important;\"\u003eNotes\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\n\u003ctr style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\n\u003ctd style=\"border: 1px solid rgb(196, 199, 197); padding: 8px 12px; font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003cspan style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003cb style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003eManufacturer\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(196, 199, 197); padding: 8px 12px; font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003cspan style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003eDuPont (FilmTec)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(196, 199, 197); padding: 8px 12px; font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\n\u003ctd style=\"border: 1px solid rgb(196, 199, 197); padding: 8px 12px; font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003cspan style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003cb style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003eModel Number\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(196, 199, 197); padding: 8px 12px; font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003cspan style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003eTW30-4021\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(196, 199, 197); padding: 8px 12px; font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\n\u003ctd style=\"border: 1px solid rgb(196, 199, 197); padding: 8px 12px; font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003cspan style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003cb style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003eElement Type\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(196, 199, 197); padding: 8px 12px; font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003cspan style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003eTap Water Reverse Osmosis Membrane\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(196, 199, 197); padding: 8px 12px; font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003cspan style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003eSmall Commercial Systems\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\n\u003ctd style=\"border: 1px solid rgb(196, 199, 197); padding: 8px 12px; font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003cspan style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003cb style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003eMembrane Technology\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(196, 199, 197); padding: 8px 12px; font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003cspan style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003ePolyamide Thin-Film Composite\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(196, 199, 197); padding: 8px 12px; font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\n\u003ctd style=\"border: 1px solid rgb(196, 199, 197); padding: 8px 12px; font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003cspan style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003cb style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003eOuter Wrap\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(196, 199, 197); padding: 8px 12px; font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003cspan style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003eTape-Wrapped\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(196, 199, 197); padding: 8px 12px; font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003cspan style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003eDesigned for 1-2 element housings\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\n\u003ctd style=\"border: 1px solid rgb(196, 199, 197); padding: 8px 12px; font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003cspan style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003cb style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003ePermeate Flow Rate\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(196, 199, 197); padding: 8px 12px; font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003cspan style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e900 GPD (3.41 m³\/d)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(196, 199, 197); padding: 8px 12px; font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\n\u003ctd style=\"border: 1px solid rgb(196, 199, 197); padding: 8px 12px; font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003cspan style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003cb style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003eStabilized Salt Rejection\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(196, 199, 197); padding: 8px 12px; font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003cspan style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e99.5%\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(196, 199, 197); padding: 8px 12px; font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\n\u003ctd style=\"border: 1px solid rgb(196, 199, 197); padding: 8px 12px; font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003cspan style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003cb style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003eTest Pressure (Applied)\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(196, 199, 197); padding: 8px 12px; font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003cspan style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e225 PSI (15.5 bar)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(196, 199, 197); padding: 8px 12px; font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003cspan style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003eStandard test conditions\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\n\u003ctd style=\"border: 1px solid rgb(196, 199, 197); padding: 8px 12px; font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003cspan style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003cb style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003eMax Applied Pressure\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(196, 199, 197); padding: 8px 12px; font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003cspan style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e600 PSI (41 bar)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(196, 199, 197); padding: 8px 12px; font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\n\u003ctd style=\"border: 1px solid rgb(196, 199, 197); padding: 8px 12px; font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003cspan style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003cb style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003eMax Feed Flow Rate\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(196, 199, 197); padding: 8px 12px; font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003cspan style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e14 GPM (3.2 m³\/h)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(196, 199, 197); padding: 8px 12px; font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\n\u003ctd style=\"border: 1px solid rgb(196, 199, 197); padding: 8px 12px; font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003cspan style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003cb style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003eMax Operating Temp\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(196, 199, 197); padding: 8px 12px; font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003cspan style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e113°F (45°C)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(196, 199, 197); padding: 8px 12px; font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\n\u003ctd style=\"border: 1px solid rgb(196, 199, 197); padding: 8px 12px; font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003cspan style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003cb style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003eDimensions\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(196, 199, 197); padding: 8px 12px; font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003cspan style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e3.9\" x 21\" (99 mm x 533 mm)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(196, 199, 197); padding: 8px 12px; font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003cspan style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003eStandard 4021 footprint\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\n\u003ctd style=\"border: 1px solid rgb(196, 199, 197); padding: 8px 12px; font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003cspan style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003cb style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003ePrimary Applications\u003c\/b\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(196, 199, 197); padding: 8px 12px; font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003cspan style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003eFood Service, Hospitality, Medical\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid rgb(196, 199, 197); padding: 8px 12px; font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003e\u003cspan style=\"font-family: Google Sans Text, sans-serif !important; line-height: 1.15 !important; margin-top: 0px !important;\"\u003eTap and brackish water filtration\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"DuPont","offers":[{"title":"Default Title","offer_id":31142809436258,"sku":"TW30-4021","price":287.63,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2555\/0478\/products\/image_ab1ab3e2-3d2b-462f-90e1-b9e664803474.jpg?v=1777781046","url":"https:\/\/hydrocomponents.us\/products\/tw30-4021-dupont-filmtec-900-gpd-at-225-psi-4-x-21-inch-99-5-rejection-membranes","provider":"Hydrocomponents \u0026 Technologies Inc.","version":"1.0","type":"link"}