Nominal Diameter

Source: https://baymeters.com/products/option-set-1645750-dropdown-1

VariantPriceAvailability
DN150(6 in)515.00 USDIn Stock
DN250(10 in)1214.00 USDIn Stock
DN300(12 in)1949.00 USDIn Stock
DN400(16 in)2427.00 USDIn Stock