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40 products found

Products

  • Check Valves

    Rubber Check valves are a cost effective mechanism to prevent the back flow of fluids and gases. There are various types available on the market, including ball and flap type check valves however, our rubber check valves are specifically designed to be durable and effective, reducing the likelihood of common maintenance problems. They are a fully passive device requiring neither maintenance nor any sources of outside power or manual assistance to operate.

  • Proco ProFlex - Model Style 710 - Flanged Rubber Check Valve

    Proco ProFlex - Model Style 710 - Flanged Rubber Check Valve

    TheProco ProFlex Style 710 flanged duckbill check valve is designed to bolt directly to both existing flanges, as well as new installations. The flanges are drilled 150# standard, however other drilling standards are available upon request. The ProFlex Style 710 can be installed in either a vertical or horizontal application.

  • Proco ProFlex - Model Style 720 - In-Line Flanged Rubber Duckbill Check Valve

    Proco ProFlex - Model Style 720 - In-Line Flanged Rubber Duckbill Check Valve

    The Proco ProFlex 720 in-line flanged rubber duckbill check valve is designed to fit directly inside of an existing pipe. This particular valve is supplied with a flat face rubber flange, which allows installation between existing pipe flanges, and eliminates the need for a valve body. Various drilling standards are available upon request.

  • Proco ProFlex - Model Style 770 & 780 - Wafer Style In-Line Rubber Check Valves

    Proco ProFlex - Model Style 770 & 780 - Wafer Style In-Line Rubber Check Valves

    The Proco ProFlex Style 770 and 780 wafer style rubber check valves feature many design benefits, including: All-rubber construction to resist abrasive slurries. NSF 61 standard construction. Ultra-quiet operation, with no water hammer. Unique design to prevent backflow. Negligible maintenance and energy costs. Will not warp or freeze. Quick interchange with any flap type check valve. Available in sizes from 1” to 96”. Available with...

  • Proco ProFlex - Model Style 790 - Low Headloss In-Line Rubber Duckbill Check Valves

    Proco ProFlex - Model Style 790 - Low Headloss In-Line Rubber Duckbill Check Valves

    The ProFlex Style 790 Low Headloss In-Line Rubber Check Valve design allows for a passive flow and allows the valve to be installed without having to do any modifications to existing structures or costly pre-install planning. The unique fold away design of the inner sleeve also allows for a near full port flow, allowing for quick drainage. The ProFlex Style 790 Low Headloss In-line Rubber Check Valve is the valve of choice for municipalities, airport...

  • Rubber Spool Type

    Rubber expansion joints are designed to relieve mechanical stressors; they can be made from many materials including stainless steel, Polytetrafluoroethylene

  • Proco - Model Style 271 - Super Wide Arch Expansion Joint

    Proco - Model Style 271 - Super Wide Arch Expansion Joint

    The Proco Style 271 rubber expansion joint is a single super-wide flowing arch design. It’s self-cleaning, which eliminates the need for a filled arch design and makes it the perfect choice for slurries. The Style 271 can replace and be interchanged with hand-built narrow/wide arch, molded wide arch, and spherical type expansion joints.

  • Proco - Model Style 231 - Single Wide Arch Rubber Expansion Joints

    Proco - Model Style 231 - Single Wide Arch Rubber Expansion Joints

    Proco Style 231 single wide arch rubber expansion joints are built to withstand even the most rigorous piping system configurations. They are single wide-arch products, specifically constructed to reduce or eliminate common occurrences such as noise and vibration, misalignment/offset, or turbulence. Style 231 expansion joints are appropriate for a wide variety of industrial applications, and are available in open arch and filled arch...

  • Proco - Model Style 232 - Double Wide-Arch Expansion Joint

    Proco - Model Style 232 - Double Wide-Arch Expansion Joint

    Proco Style 232 rubber expansion joints are built to withstand even the most rigorous piping system configurations. They are double wide-arch products, specifically constructed to reduce or eliminate common occurrences such as noise and vibration, misalignment/offset, or turbulence. Style 232 expansion joints are appropriate for a wide variety of industrial applications, and are available in open arch and filled arch configurations.

  • Proco - Model Style 233 - Triple Wide-Arch Expansion Joint

    Proco - Model Style 233 - Triple Wide-Arch Expansion Joint

    Proco Style 233 expansion joints are built to withstand even the most rigorous piping system configurations. They are triple wide-arch products, specifically constructed to reduce or eliminate common occurrences such as noise and vibration, misalignment/offset, or turbulence. Style 233 expansion joints are appropriate for a wide variety of industrial applications, and are available in open arch and filled arch configurations.

  • Proco - Model Style 233L - Low-Profile Triple-Arch w/Reinforcing Ring

    Proco - Model Style 233L - Low-Profile Triple-Arch w/Reinforcing Ring

    Proco Series 233L expansion joints are built to withstand even the most rigorous piping system configurations. They are low-profile, triple-arch products which are specifically designed to absorb directional movements of rigid pipe systems, as well as reduce noise and vibration, and compensate for misalignment due to long-term settling.

  • Proco - Model Style 234-L - Low-Profile Quadruple-Arch w/Reinforcing Ring

    Proco - Model Style 234-L - Low-Profile Quadruple-Arch w/Reinforcing Ring

    Proco Style 234L rubber expansion joints are built to withstand even the most rigorous piping system configurations. They are low-profile, quadruple-wide arch products that are precisely designed to absorb directional movements of rigid pipe systems, as well as reduce noise and vibration, and compensate for misalignment due to long-term settling.

  • Spherical

  • Proco - Model Style 240 - Molded Single-Sphere Rubber Expansion Joints

    Proco - Model Style 240 - Molded Single-Sphere Rubber Expansion Joints

    Proco Style 240 molded single-sphere rubber expansion joints are built to withstand even the most rigorous piping system configurations. They allow for axial compression or axial extension, and lateral deflection as well as angular movement. Their easy installation makes them the logical choice for even the toughest jobs.

  • Proco - Model Style 242 - Molded Double-Sphere Rubber Expansion Joint

    Proco - Model Style 242 - Molded Double-Sphere Rubber Expansion Joint

    Proco Series 242 expansion joints are molded double-sphere arch expansion joints which are built to withstand even the most rigorous piping system configurations. They allow for axial compression or axial extension, and lateral deflection as well as angular movement. Their easy installation makes them the logical choice for even the toughest jobs.

  • Flexible Metal Hose

  • PTFE Expansion Joints

  • Proco - Model Style 251/BT - PTFE & FEP Lined Rubber Expansion Joint

    Proco - Model Style 251/BT - PTFE & FEP Lined Rubber Expansion Joint

    The Proco Series 251/BT Lined Expansion Joints are designed for tough, demanding, corrosive chemical applications such as chemical and petrochemical process facilities and highly corrosive industrial piping and pollution control systems. Use of the 251/BT expansion joints is especially prevalent in the paper industry, where their ability to resist corrosive attack at elevated temperature and pressure is unrivaled by other competitive metal or...

  • Proco - Model Series 231/ET - PTFE Lined Rubber Expansion Joints

    Proco - Model Series 231/ET - PTFE Lined Rubber Expansion Joints

    The PROCO 231/ET Lined Expansion Joints are designed for tough, demanding, corrosive chemical applications such as chemical and petrochemical process facilities and highly corrosive industrial piping and pollution control systems. Use of the 231/ET expansion joints is especially prevalent in the paper industry, where their ability to resist corrosive attack at elevated temperature and pressure is unrivaled by other competitive metal or plastic...

  • Expansion Joints - Series 440 Molded PTFE

  • Proco - Model Style 440-BE - Molded PTFE Expansion Joints

    Proco - Model Style 440-BE - Molded PTFE Expansion Joints

    The Proco Style 440 BE Molded Expansion Joints can be used for corrosive applications that are found in industries such as chemical-petrochemical, industrial process piping systems, power generation plants, pulp/paper plants, water and wastewater sewage, and pollution control systems. Wherever metallic joints, lap joints, or PTFE and FEP-lined rubber expansion joints were previously used, the Proco Style 440 BE can also be used.

  • Proco - Model Style 445-BD - Molded Expansion Joints

    Proco - Model Style 445-BD - Molded Expansion Joints

    The Proco Style 445-BD Molded Expansion Joints can be used for corrosive applications that are found in industries such as chemical-petrochemical, industrial process piping systems, power generation plants, pulp/paper plants, water and wastewater sewage, and pollution control systems. Wherever metallic joints, lap joints, or PTFE and FEP-lined rubber expansion joints were previously used, the Proco Style 445-BD can also be used.

  • Proco - Model Style 443-BD - Molded Expansion Joints

    Proco - Model Style 443-BD - Molded Expansion Joints

    The Proco Style 443-BD Molded Expansion Joints can be used for corrosive applications that are found in industries such as chemical-petrochemical, industrial process piping systems, power generation plants, pulp/paper plants, water and wastewater sewage, and pollution control systems. This expansion joint features three convolutions and is designed for moderate movement and ease of system installation. Wherever metallic joints, lap joints, or PTFE and...

  • Proco - Model 442-BD - Molded Expansion Joints

    Proco - Model 442-BD - Molded Expansion Joints

    The Proco Style 442-BD Molded Expansion Joints can be used for corrosive applications that are found in industries such as chemical-petrochemical, industrial process piping systems, power generation plants, pulp/paper plants, water and wastewater sewage, and pollution control systems. This expansion joint features two convolutions for minimal movements, higher pressure/temperature ratings, and short face-to-face opening requirements. Wherever metallic...

  • Expansion Joints - Series 500

    Proco Series 500 Ducting Expansion Joints are designed for a wide variety of uses. Styles range from an integrally flanged design (Style 540) to a U-designed configuration (Style 520). Constructed from the highest quality materials available, the Series 500 joints are an economical solution for even the toughest situations.

  • Proco - Model Style 540 - Ducting Flexible Connector

    Proco - Model Style 540 - Ducting Flexible Connector

    The Style 540 Ducting Flexible Connector is an economical, integrally flanged design, and is used primarily in applications which experience large movements. The duct connector is manufactured in a W-design configuration, with a minimum of one to two plies of reinforced fabric that has been vulcanized into a homogeneous product. The finished thickness can be selected from 3/16”, 1/4”, or 3/8”. The Style 540 is manufactured with a...

  • Proco - Model Style 530 - Ducting Flexible Connector

    Proco - Model Style 530 - Ducting Flexible Connector

    The Proco Style 530 Ducting Flexible Connector features an integrally flanged design, and is used primarily in applications which experience large movements, and face-to-face space is at a premium. The duct connector is manufactured in an arch-design configuration, with a minimum of one to two plies of reinforced fabric that has been vulcanized into a homogeneous product. The finished thickness can be selected from 3/16”, 1/4”, or...

  • Proco - Model Style 520 - U-Type Non-Metallic Flexible Fan Connector

    Proco - Model Style 520 - U-Type Non-Metallic Flexible Fan Connector

    The Proco Style 520 Ducting Flexible Connector is an economical, integrally flanged design, used primarily for the reduction of fan vibration. The fan/duct connector features a U-shaped design configuration, with a minimum of one to two plies of reinforced fabric that has been vulcanized into a homogeneous product. The finished thickness can be selected from 3/16”, 1/4”, or 3/8”. The Style 520 is manufactured with continuous corners;...

  • Low Torque Gaskets

  • Proco - Model Style 9013-EP - Low Torque EPDM Gasket w/Peroxide Cure

    Proco - Model Style 9013-EP - Low Torque EPDM Gasket w/Peroxide Cure

    The Proco 9013-EP Low Torque Gasket is fully molded for precise sizing, and is manufactured with the PTFE film bonded to the EPDM rubber gasket. A unique outer sealing ring around each bolt hole is added, for additional sealing safety. These special gaskets are for use on plastic, fiberglass, glass or other piping systems which require minimal sealing forces. The outer sealing rings provide the utmost in sealing at extremely low bolt torques.

  • Proco - Model Style 9013-ET - Low Torque EPDM Gasket

    Proco - Model Style 9013-ET - Low Torque EPDM Gasket

    The Proco 9013-ET Low Torque EPDM Gasket is fully molded for precise sizing, and is manufactured with the PTFE film bonded directly to the EPDM rubber gasket. A unique outer sealing ring around each bolt hole is added for additional sealing safety. These special gaskets are for use on plastic, fiberglass, glass or other piping systems which require minimal sealing forces. The outer sealing rings provide the utmost in sealing at extremely low bolt...

  • Fan-Duct Connectors

  • Proco - Model Series 450 - Rubber Navy Sleeve Type Connectors

    Proco - Model Series 450 - Rubber Navy Sleeve Type Connectors

    The Proco Series 450 Rubber Navy Sleeve Type Connectors are constructed of neoprene rubber, and reinforced with impregnated woven nylon. Sealing beads are molded on the interior of the sleeve to provide extra sealing action for the clamping area. Internal reinforcing rings prevent deformation of the connector during surges or temporary negative pressure conditions. Outer reinforcement rings are added to provide even more external reinforcement.

  • Procon - Model Series 190-D - Rubber Navy Sleeve Type Pipe Connector

    Procon - Model Series 190-D - Rubber Navy Sleeve Type Pipe Connector

    The Proco Series 190-D Rubber Navy Sleeve Type Pipe Connector is constructed of neoprene rubber, are reinforced with impregnated woven nylon and come with an aluminized glass outer cover (meets Mil-E-15330 Class B specifications). Sealing beads are molded on the interior of the sleeve to provide extra sealing action for the clamping area. Internal reinforcing rings prevent deformation of the connector during surges or temporary negative pressure...

  • Integral Molded Flanged Wide Arch

  • Proco - Model Style 261R - Molded Wide Arch Expansion Joint for Plastic/FRP Piping Systems

    Proco - Model Style 261R - Molded Wide Arch Expansion Joint for Plastic/FRP Piping Systems

    Proco Style 261R molded wide arch expansion joints have the lowest spring rates of any expansion joints currently on the market. They also boast low forces to deflect, and are built to withstand even the most rigorous piping system configurations. They allow for axial compression or axial extension, and lateral deflection as well as angular and torsional movements.

  • Others

  • Proco - Pipe Penetration Seals

    Proco - Pipe Penetration Seals

    The Proco Pen-Seal is designed to provide a gas and water-tight seal. All sizes have been tested to withstand a hydrostatic seal up to 20 psig or 40 feet of head pressure, in addition to withstanding temperatures up to 250 °F. The Pen-Seal’s standard elastomer material is EPDM, but a Nitrile material is available if the seal may come in contact with hydrocarbons, oil, gas, jet fuel, or miscellaneous solvents. The Pen-Seal utilizes...

  • Proco - Model Series 300 - Flanged Rubber Pipe Connectors

    Proco - Model Series 300 - Flanged Rubber Pipe Connectors

    Each Proco Series 300 Flanged Rubber Pipe Connector is specifically engineered for your particular application. Multiple plies of tough fabric and helical spring steel wire are embedded into the pipe wall during the manufacturing process, resulting in a product precisely designed for your pressure and vacuum requirements.