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Cross Connection Control Program – Backflow Management

by SEMS Technologies, LLC

SEMS gives you a full Backflow Management program making an easy way to handle all your customers, backflow assemblies, and certified testers. Good backflow programs are only as good as their administration, since customer’ information must be current, inspected, accounts up-to-date, and notice letters communicated efficiently. SEMS provides ...

Cross Connection Control Program – Backflow Management
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Backflow Preventers

by Applied Process Equipment

Backflow is the undesirable reversal in the flow of water from a real or potential source of contaminationback to the potable (or clean) water supply. Backflow preventers are primarily used in sewer, wastewater, residential, sprinkler and irrigation backflow applications. Danfoss Backflow products include: Backflow preventers. Backflow prevention ...

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Malmberg Backflow Protection System Class 5

by Malmberg Water AB

Malmberg Backflow protection is a complete unit that has good performance and reliable management. Since the device is circular and has minimal protruding parts it is easily placed in small pumping stations and treatment plants and can advantageously also be placed in corners.

Malmberg Backflow Protection System Class 5
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50H - Backflow Preventer

by Woodford Manufacturing Company

The patent pending Model 50 hose connection backflow preventer is intended for irrigation purposes and designed  to protect hose connections from backflow contamination in freezing and non-freezing conditions.  TheModel50doublecheckbackflowpreventerautomatically drains when the hose is removed and unlike single check  vacuum ...

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PN10 - Back Flow Preventer

by FireDos GmbH

Depending on the connection situation of the FireDos wall hydrant cabinet, a backflow preventer might be necessary to prevent the return flow of the extinguishing water. Important: When the FireDos wall hydrant cabinet is supposed to be connected to the public water network, current local technical regulations must be observed. For operating ...

PN10 - Back Flow Preventer
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IPEX - Check & Vent Valves

by IPEX

Check valves should be used whenever there is a need to prevent back-flow of process media. This may be when two incompatible fluids cannot be allowed to mix, or when reverse flow would cause undesirable drainage of a system line or tank. Many styles exist including: simple ball checks, heavy duty swing checks, and highly efficient piston checks. ...

IPEX - Check & Vent Valves
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WaStop - Check Valves

by Wapro AB

The patented Wastop inline check valve has been the innovator and industry leader since its inception in 2002. Wastop excels at preventing backflow, flooding, and sewage odor spread in pipe networks. It can be inserted into almost any existing pipe.Unlike any other check valve available today, Wasto®p can be mounted horizontally, vertically, ...

WaStop - Check Valves
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LF Series - Liquid Chemical Feed Systems

by Hydro Instruments

The Series LF Liquid Chemical Feeders are a family of fully vacuum operated, chemical solution feed systems, consisting of the following components: a Metering Assembly, Venturi Nozzle and Backflow Prevention Device. Hydro Instruments’ innovatively designed Liquid Feed Systems allow for easy metering and adjustment of dosage by simply moving ...

LF Series - Liquid Chemical Feed Systems
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WaStop - Check Valves

by WaStop International AB

WaStop prevents flooding and sewage odour spreading in pipes. WaStop check valve is built into a pipe and can be installed in the majority of pipe systems.WaStop can be mounted in any position from horizontal to vertical and both at an inlet or outlet. The check valve is constructed from a rubber membrane which stops backflow. When the flow is in ...

WaStop - Check Valves
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Dry Vacuum Pump Systems

by Sterile Technologies, Inc.

The suction gas into the inlet of pump is compressed by rotation of rotors and transferred to the peripheral gas passage in just the outside of the casing. Then, the gas is divided into two portions, one portion is flowing into the back flow gas port of the 1st stage through the peripheral gas passage and another portion flows into the inlet of ...

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