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STYLES / 710 730 ProFlex rubber check valves The PROCO Series 700 ProFlex Rubber Check Valve is a cost effec- Elastomers: All of the PROCO Series 700 ProFlex Rubber Check Valves tive way to control back pressures from sewage treatment plants, are available in a various selection of elastomers (see Table 1 below) and outfalls and tidal operations. They are a fully passive flow device back pressure capabilities to suit most applications. requiring neither maintenance, outside sources of power or manual The PROCO Series 700 ProFlex Rubber Check Valves will not freeze or assistance to operate. deform and function solely on inlet and back pressures which will be present The PROCO Series 700 ProFlex Rubber Check Valves are offered as in most applications. direct replacements for ineffective and maintenance-ridden flap type Each valve is carefully constructed using the finest of engineered mate- check valves, which are commonly known to seize, rust and bind in rials and built by the most experienced rubber technicians in the indus- unwanted positions. Unlike flap type valves, the ProFlex rubber check try. All check valves are engineered in precise detail to ensure proper valves will handle large obstructions without jamming or having swing operation and will provide years of unhindered operation and trouble- gates binding open. Specify the PROCO Series 700 ProFlex Rubber free service. Check Valves to provide backflow protection from: (1) Sewage slur- Benefits of the PROCO Series 700 ProFlex Rubber Check Valves: ries, (2) Outfalls to ocean fronts from heavy rainfall activity, (3) Pre- vention from land erosion due to back flow conditions, (4) Protection � All rubber construction resists abrasive slurries from saltwater to fresh water ponds or catch basins and numerous � NSF61 approved materials other water based applications. Our history in the manufacture of rub- ber piping products dates back to 1930. When an engineered solution � Very quiet operation with no water hammer is needed to solve a piping or backflow problem, call PROCO. � Unique design prevents backflow The introduction of the PROCO Series 700 ProFlex Rubber Check � Negligible maintenance and energy costs Valves is the latest addition to the PROCO line, which has been spe- � Will not warp or freeze cifically designed for the Water and Waste Water industry. � Quick interchange with any flap type check valve With current global awareness for clean water and the urgency to have all water treatment plants operating under stricter standards, the PROCO Se- � Available in sizes 1" to 96" ries 700 ProFlex Rubber Check Valves will also be available in NSF61 ap- � Available with special IDs to suit concrete pipe proved Nitrile for all potable water and sewage applications. This will in- clude water treatment plants, direct installation on potable water pump sys- For your complete project requirement PROCO also maintains the largest tems and other piping systems directly related to the potable water industry. inventory of expansion joints in the world. Rubber, PTFE Lined, Plastic or The PROCO Series 700 ProFlex Rubber Check Valves are available in a Metal Hose -- PROCO can ship the products you need when you need Flanged Type (Style 710), or a Sleeved Type (Style 730). them! In fact, when it comes to expansion joints, if PROCO doesn't have them in stock ... nobody does! � Style 710 -- Flanged Type: Designed to bolt directly to existing flanges or new installations, flanges are drilled 150# standard. OtherInformation � Ordering � Pricing � Delivery. Day or night, weekends and drilling standards such as: ANSI 250/300#, British Standard BS-10, JIS,holidays ... the PROCO phones are monitored 24 hours around the clock. and DIN as well as square flanges are also available upon request. TheWhen you have a question, you can call us. Style 710 can be installed in either a vertical or horizontal application. � Style 730 -- Sleeve Type: Designed to easily slip over existing pipe and affixed with heavy-duty Stainless Steel clamps. The Style 730 can be installed in either a vertical or horizontal application. Table 1: Available Materials � Temperatures For Specific Elastomer � PROCO PRODUCTS, INC. Rev. 00 10/05 Recommendations, See: PROCOTM "Chemical To Elastomer Guide" PROCO 1,2 Maximum Branding F.S.A. Cover Tube Material Operating Label Material Elastomer Elastomer Codes Temp. �F (�C)Color Class BB Chlorobutyl Chlorobutyl 250� (121�) Black STD. III EE EPDM EPDM 250� (121�) Red STD. III NH Neoprene Hypalon� 212� (100�)Green STD. II NN Neoprene Neoprene 225� (107�) Blue STD. II PP Nitrile Nitrile3 225� (107�)Yellow STD. II NR Neoprene Natural Rubber 180� (68�)White STD. I NV Neoprene Viton� 225� (107�)Orange STD. III Notes: Hypalon� and Viton� are registered trademarks of DuPont Dow Elastomers. All products are reinforced with polyester tire cord. 1. Check Valve "cover" can be coated with Hypalon�on special order. 2. Styles with Neoprene covers meet all requirements of U.S.C.G. 3. NSF61 approved material available upon request.
Goodyear Rubber Products
