Fire backflow preventer

A backflow preventer is a mechanical device with check valves, air inlets, and relief valves installed on water piping that serves to prevent pressurized water from flowing from the fire suppression system into the public water supply. Zurn Wilkins provides the complete line of backflow prevention products for fire protection, irrigation, plumbing, retrofit, and waterworks projects. As the name suggests, a backflow preventer works to ensure that liquids do not flow back against the required direction of flow. Backflow is the reversal of the flow of a liqui gas, or suspended solidand in this case, water from a fire suppression system. It is important to realize that a reduced pressure principle assembly has a much higher pressure and volume loss than does a double check valve assembly. (1) Reduced pressure principle backflow prevention assembly (RP) (2) Reduced pressure detector fire protection backflow prevention assembly.

When used in the context of a fire sprinkler system, a backflow preventer device is used to ensure that water does not flow from the sprinkler system back into the municipal water supply, or other source of drinking water. Specifically designed for high-flow fire systems, our Maxim series backflow preventers utilize groove connections for easy installation and pipe alignment. May Everything you need to know about Mid America Drain Svc in Valley Park. from the top of the mounting pin to.

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