Pentair TR140 Air Relief Tube | 150042 Sand Filter and chemical feed applications where

and chemical feed applications where accurate dosing is critical

Compatibility: Tailored for the Pentair IntelliFlo3 and IntelliPro3 pool pumps

Check initial performance to confirm unrestricted flow

Supports safe installation of winter safety covers

Part Number: SP0740DE

Pentair TR140 Air Relief Tube | 150042 Sand Filter and chemical feed applications wherePentair 150042 Air Relief Tube (Black) for Triton II TR140 TR140C (After 11 01 1999) The Pentair 150042 is an OEM air relief tube used on select Pentair PacFab Triton II sand filters. This internal tube routes trapped air to the filters air relief bleed point so the tank can purge air during startup and after service. Replacing a cracked, brittle, or missing air relief tube helps restore proper venting, more stable pressure readings, and smoother