TRIPLE FUNCTION AIR RELIEF – 51A

Triple function air relief valve BVP-73A evacuates air during filling or emptying pipes, suppress obstacles created by air when the pipeline works under pressure and facilitates the flow of water.

The three functions are:

• Discharging a high flow of air during the filling of the pipe.
• Automatic degasing of the air contained in the pipe under pressure.
• Admission of a high air flow for the draining of the pipe.