Tideflex Technologies
Carnegie, PA 15106
Oct 29, 2009 Constructed entirely of rubber, with enhanced sealing to improve headloss across valve, TF-1 Curved Bill Tideflex® Check Valve is immune to rust, corrosion, and weathering. It can also handle long-term water weight and maintain structural integrity. Vertical angle of spine enables valve to withstand cantilever effect when water is flowing through it.

Groth Corp.
Stafford, TX 77477
May 22, 2009 Designed to protect liquid storage tanks containing vapors with MESG equal to or greater than 0.025 in., Groth Model 7758A flame/detonation arrester comes in Carbon Steel, Stainless Steel or Hastelloy® C. Product can also be used to protect against unstable detonations, deflagrations, short time burn and endurance burn (with temperature sensor) for NEC group C and D vapors (IEC explosion groups IIB3, IIB2, IIB1 and IIA).

Conval, Inc.
Somers, CT 06071
Dec 19, 2008 Clampseal® Stop, Check, and Stop Check Valves are offered with ASME pressure classes up to 4500 and butt weld or socket weld connections. Standard materials include A105, F22, F91, F316, F347, Inconel and Monel, with custom materials and special service variations, such as fire-safe and cryogenic, available. Other features include cartridge-replaceable packing chamber, graphite packing system with single one-piece gland, and pressure seal bonnet.

Dwyer Instruments, Inc.
Michigan City, IN 46361 0373
Dec 10, 2008 Incorporating soft seat for bubble-tight shutoff, Series BICV is spring-loaded for rapid reseating at high and low temperatures. Smooth flow profile minimizes head loss and accumulation of debris. Featuring 0.5 psi cracking pressure, valves come in 11 different connection sizes ranging from ¼-4 in. and are suited for use with variety of service mediums including compatible oils, gases, fuels, and hydrocarbons.

Apollo Valves
Matthews, NC 28105
Nov 13, 2008 Suited for irrigation system applications, PVB 4A Series pressure vacuum breakers are built around self-contained captured spring check module. They incorporate standard freeze protection feature and stainless steel shutoff handles. With corrosion resistant all-bronze body, units offer maximum working pressure of 175 psi, and operating temperature range of 33-140°F.

Apollo Valves
Matthews, NC 28105
Sep 30, 2008 With modular check valve design, RP 4A Series reduced pressure principle backflow preventers can fit in tight spaces and under small enclosures. They have 4 top-mounted test cocks and 2 removable captured spring check modules which are independently accessible from top and can be replaced or disassembled for ease of maintenance. Featuring corrosion resistant all-bronze body, units offer maximum working pressure of 175 psi and operating temperature range of 33-140°F.

Conbraco Industries, Inc.
Matthews, NC 28106 0247
Sep 04, 2008 Constructed with stainless steel handles and all-bronze body, DC 4A Series is corrosion-resistant for extended service life and employs captured spring check modules that allows for compact design that fits in standard meter boxes or under small enclosures. Valves include 2 self-contained check modules, independently accessible from top and removable for maintenance, as well as top-mounted test cocks that promote serviceability. Max working pressure of 175 psi.

Conbraco Industries, Inc.
Matthews, NC 28106 0247
Aug 07, 2008 Including double check valves (DC), reduced pressure zone valves (RP), and pressure vacuum breakers (PVBs), Apollo® 4A Series backflow preventers feature interchangeable check valve modules, simplifying repair operations. With corrosion resistant all-bronze body and top-mounted test cocks, compact units are available in sizes of ¾ to 2 in., and offer maximum working pressure of 175 psi and operating temperature range of 33-140°F.

Lee Company, The
Westbrook, CT 06498 0424
Aug 05, 2008 Power Generation Chek® Valves are field serviceable, allowing users to disassemble and service valves using rebuild kit. Featuring low leakage and high flow, units are suited for use in purge air, water injection, and liquid fuel applications. Available with or without removable, washable Hi-Bar® Safety Screen, valves can be designed according to specific customer requirements.

ARI-Armaturen
Stukenbrock   United Kingdom
Aug 04, 2008 CONA All-in-One solution integrates steam trap, isolation valves, strainer, check valve and blowdown valve and requires just two pipe connections. Multi-valve system performs functions such as isolation, safety, control and steam trapping, and suits industrial applications including main line draining, steam distributing and tracing systems, as well as process industry.

Lee Company, The
Westbrook, CT 06498 0424
Jul 28, 2008 Designed specifically for optimal performance in harsh duty applications, Model 440C Lo-Lohm Chek® check valve is constructed entirely of corrosion-resistant stainless steel. It features durable 440C poppet and seat that provides resistance to damage from contamination. Available in forward and reverse flow directions, space saving unit offers high flow capability. Custom valves using MP35N can also be designed for severely corrosive environments.

NIBCO, Inc.
Elkhart, IN 46516
Jul 14, 2008 Featuring nylon-coated finish and EPDM-encapsulated disc for good closure during shut downs, GD6765-8N grooved butterfly valve is gear-operated for slow-close functionality to protect piping from water shock. It is UL-/ULC-listed to 350 psi water working pressure and UL-listed for indoor/outdoor use. Additionally, F697-0 Class 250 iron body gate valve is rated to 300 psi and carries FM/NYC MEA approvals. Grooved double door silent check valve, KG900-W 350, is also available.

Lee Company, The
Westbrook, CT 06498 0424
Jul 07, 2008 Available in forward and reverse flow configurations, Model 250 Zero Leak Chek® miniature valve uses elastomeric seat to achieve zero leakage, while remaining components are constructed entirely of stainless steel. Valve can flow over 62 slpm (air) at 25 psid, yet has 0.250 in. dia. It comes with maximum working pressure of 3,000 psid.

Dwyer Instruments, Inc.
Michigan City, IN 46361 0373
Jun 30, 2008 Operating without any adjustments or settings, Series SCV is suited for use where backflow could potentially cause damage to pumps, filters, or process equipment. Line pressure moves plastic cone off elastomer seat, opening valve. When inlet flow stops, spring moves cone back onto seat to stop flow. True union design facilitates removal from piping system without breaking down piping connections. Valves are available in PVC with EPDM o-rings or CPVC with FPM o-rings and ½-4 in. sizes.

Lasso Technik Inc.
basel ch-4059  Switzerland
May 07, 2008 Offering water hammer relief and tight non-return shut-off for existing flanged piping systems, Stop-Silent® AS 54 features retrofit design for direct implementation without structural or housing alterations. Solid-state valve is comprised of stainless steel perforated cone and rubber membrane. Suitable for use in water, oil, acids, and brines, valve has -20 up to +180°C temperature range and 232 psi max operating pressure. It handles fluids up to 10 fps and gases up to 50 fps.

Adaconn & Inserta Products, Inc.
Blue Bell, PA 19422
Apr 28, 2008 D03 Sandwich Check Valve Module can include up to 2 ICS Check Valve Inserts. Steel construction allows them to be used in systems up to 5,000 psi and in-Line flow minimizes pressure drop and wasted horsepower. Compact modules can optionally include orifices to provide fixed flow control.

Blender Products, Inc.
Denver, CO 80216
Apr 03, 2008 Using air instead of water or chemical retardants, Spark Cooler® minimizes life and frequency of sparks within industrial exhaust systems. Unit conditions air stream to help prevent duct and dust collection fires. Simplified installation and operation make unit suitable solution for ventilation systems that are vulnerable to sparks and fires.

Smart Products, Inc.
Morgan Hill, CA 95037
Feb 11, 2008 Used in liquid and air applications, Model 132 Micro Check Valve incorporates cylinder-shaped design with double external O-rings, which ensure positive seal, eliminating distortion. Designed to fit any 3/8 in. ID hole, whether drilled, milled, or molded, valve offers mounting options for manifolds, assemblies, or passages. Model 132 comes in choice of materials and range of opening pressures from 0.10-20 psi with water flow rate of 1.7 lpm at 5 psi.

Flomatic Valves Div., The Danfoss Group
Glens Falls, NY 12801
Jan 30, 2008 Suited for hot water applications, Enviro check valves come with 316 stainless steel internal poppet system which is available in size range of 1-4 in. and replaces standard bronze or plastic WCR(TM) poppet. Unleaded bronze body high temperature check valves are designed to be maintenance free, and can be installed in any position. Capable of withstanding repeated normal operation without failure or excessive wear, all components have sturdy correction free construction.

Flomatic Valves Div., The Danfoss Group
Glens Falls, NY 12801
Jan 30, 2008 Designed for wastewater and storm water pump applications, Model 4082 Ductile Iron Ball Check Valve meets AWWA C508 check valve flanged to flanged lay lengths. It features 100% fusion bonded epoxy coating applied to body and access port. Available in sizes from 1-4 in., Ball Checks Valves 208, 408, and 508 are manufactured in Cast Iron, Ductile Iron, 316 Stainless Steel, and PVC. Valves are flow efficient and maintenance-free.