4-Set Foam Cannon Orifice Nozzle, 1.1Mm Stainless Steel Universal Thread Tips Wi by | Jul 27, 2026Orifice size is 1.1 mm. [Multipurpose Use] – Foam nozzle orifices are used to optimize foam flow and are commonly used in snow foam cannon, car sprayers, kitchen cleaners, garden hoses, and other situations.