PresAir Trol FF Switch [Center Spout] [Green Cam] [Threaded] (MTG-311A) jets Shaft-seal kit for compatible Balboa

Shaft-seal kit for compatible Balboa Vico spa pump applications

Helps maintain reliable skimmer sealing or flow performance

36" x 11"] [72 SqFt] (FC-9360) is a replacement DE filter component from Filbur Manufacturing

This version is a practical choice when the system uses StaRite-style plumbing and you want a replacement that stays aligned with that layout

This type of part is especially useful when the original ring has become stretched

PresAir Trol FF Switch [Center Spout] [Green Cam] [Threaded] (MTG-311A) jets Shaft-seal kit for compatible BalboaThe PresAir Trol FF Switch [Center Spout] [Green Cam] [Threaded] (MTG 311A) is an air control or air switch component from Presair Trol, intended for compatible spa and bath systems where correct fit and responsive operation are required. The listed part number is MTG 311A, making it easier to match this item against an existing component, parts diagram, or previous service record. Key listed details include Center Spout, Green Cam, Threaded, 311A,