Tecmark Sequencing Switch [SAS105] (SAS-105) checkvalves This product has practical value

This product has practical value because the measurable formula allows more controlled application than a less clearly dosed product

This replacement is especially useful when the original fitting components are cracked

Helps maintain steady chemical delivery in pool and spa systems

and cross-reference numbers before ordering

Tecmark Sequencing Switch [SAS105] (SAS-105) checkvalves This product has practical valueTecmark Sequencing Switch [SAS105] (SAS 105) is a Tecmark replacement air switch or control switch component for compatible spa, bath, and equipment control applications. These switches are commonly used where pneumatic control, latching action, momentary operation, or sequencing functions are part of the system design. Replacing a worn or failed switch can help restore dependable response from pumps, blowers, lights, or other connected equipment when