Equipment goods

Backflow Preventers(Low Pressure)

Quantity : 500000 Pie   Price : US $1 - 3,000 / Set

ZECO Valve Group, founded in 1991 with focus on manufacturing china water valve, including control valves, balancing valves, gate valve, butterfly valves, check valves, and air valves. Valve sizing 1/2to 88, rating BS 10bar through BS 25bar, served covering buildings & construction, waterworks, fire protection and many other fields. ZECO has excellent product quality and sound managing system.

Basic information of Backflow Preventers(Low Pressure)

This valve can strictly prevent the occurrence of backflow pollution, is a safe device to ensure the hygiene of drinking water.

Features of Backflow Preventers(Low Pressure)

1. More superior streamline design, energy - saving effect
2. Discharge control device and outlet are designed without obstacles to reduce fluid resistance
3. More sensitive check effect, low opening pressure
4. The top is provided with a lifting ring for easy installation.

Installation and Commissioning of Backflow Preventers(Low Pressure)

Butterfly or gate valves should be installed on both sides of the low pressure backflow preventer. Filters should be installed at the inlet and expansion or soft joint should be installed at the outlet. The discharge outlet of the drainer shall be additionally installed with the outlet pipe, which shall be downward directed to a place greater than or equal to 100mm above the intake port of the collector well. No valves shall be allowed in the middle. For specific use, please consult ZECO Valve Group.

Product scope, Standards & Materials of Backflow Preventers(Low Pressure)

Size Range: 2"~12"
Pressure Rating: 10bar ~ 25bar
Face to Face Dimensions: AMSE B16.10, EN558-1
Flange End Dimension: AMSE B16.1/16.42, AS4087, EN1092-2
Coating: Fusion Bonded Epoxy Coating
Inspection and Test: ISO 5208 / EN 12226-2

Location : Caoan Road 3999#, JiaDing District, Shanghai, China, 200080 shanghai,
Contact : Zhao Johnson, 86 21 39597277

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Backflow Preventers(Low Pressure)

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