This calculator is used to determine what size expansion tank you need. This should be used as a general guide only. We always consulting with a licensed contractor when installing any tanks or systems that utilize pressure. Expansion tanks are typically used in potable water systems or hydronic / radiant heating systems.

backflow preventer中文

A list of facilities that usually require a backflow prevention device at the service connection can be found in the City of Tampa Municipal Code, Sec. 26-83.

Backflow of blood

These devices are designed to kick in if there is a loss of water pressure, for example, because of a water main break or a fire hydrant being opened. When water pressure drops, instead of the water being pushed forward, the water will flow backward into the city water lines.

Backflow medical

A backflow prevention device stops water that’s already inside your pipes from flowing back to the main City water lines and contaminating the public water supply.

What is backflow in the heart

Certified test results must be received by the Water Department within seven (7) calendar days following the completion of the testing procedure.

An approved backflow prevention device must be installed on any water service connection that the Water Department has identified as having a potential for backflow. This may include, but is not limited to the following:

A backflow prevention device is a critical water quality device that ensures that water flows in only one direction: from the city’s water main into your home or business.