The 020B1011 is a check valve designed for use with solder and ODF connections, featuring a straightway flow direction. It has a connection type suitable for soldering, with options for both straightway and angleway configurations, and includes a built-in damping piston for enhanced performance. The valve is constructed to ensure a hermetic tight seal in solder versions and is rated for a maximum working pressure of 49 bar. It is part of the NRV 10s series and replaces earlier models such as 020-1011.
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