Ventilatiedeksel met filter GN 774-70-G2-350-A Elesa, dubbele klep

Function and operational criteria of breather plugs GN 774 see function description. Breather caps are fitted either with a threaded neck or with a bayonet connection and they can also be combined with a filler strainer GN 664 or GN 664.1. The bayonet ver