Maxitrol - 12A39- 3/8" NPT Vent Limiter for 325-5A & 325-5AL Regulators Material_Stainless Steel confirm the sink's exact 4

confirm the sink's exact 4 in

Basket strainer

Does it fit a standard opening

Height: 2-3/4 in

Maxitrol - 12A39- 3/8" NPT Vent Limiter for 325-5A & 325-5AL Regulators Material_Stainless Steel confirm the sink's exact 4Maxitrol 12A39 is a vent limiting accessory to Series 325 5A & 325 5AL regulators that eliminates the need to run vent piping to the outside. For use indoors and in spaces where limiting the amount of gas escapement due to diaphragm failure is critical. A vent limiting orifice or device when used with Maxitrol regulators, does not release or relieve fuel gas into the environment during normal operation. Vent limiters are designed for use indoors and