Pentair PacFab TR140 Air Relief Tube [Pre 11/99] (154438) airbuttonparts Improves service confidence and long-term

Improves service confidence and long-term reliability

or missing hose cone replacement

dependable connection support within the system

Paired cartridge systems require the right size on both elements to maintain proper balance and fit inside the housing

Because it is part of the gas and safety control circuit

Pentair PacFab TR140 Air Relief Tube [Pre 11/99] (154438) airbuttonparts Improves service confidence and long-termThis replacement air relief tube is intended for repair situations where small fitment details matter and generic substitutions can create leaks, vibration, or poor service results. Because it is matched to the listed part number, it can help reduce guesswork when replacing older hardware, internal filter parts, pump pieces, or valve components. The 154438 component supports sand filter service where internal positioning, air relief, or media flow can