HomeOur products__PRODUCTS-FRISOLATION VALVESAccessoriesBell base for INFINITY – Series B5 20For gate valves INFINITYAllows installation of protection tube for surface boxes or 90mm tubes on gate valves DN 40 to 300POM materialClockwise and anti-clockwise closingMale or female versionpdf G410-20-H-BD_01.pdf << Prev