Pentair Air Relief Tube | Triton II Sand Filter | 154436 Spa Steps In a sand filter

In a sand filter

20" and 22" filters

This adaptor must be removed before installing the 4CH-24

and fine particulate as pool water passes through the pleated media

and Kreepy Krauly Platinum

Pentair Air Relief Tube | Triton II Sand Filter | 154436 Spa Steps In a sand filterOEM Air Relief Tube for Pentair Triton II Sand Filters The Pentair Air Relief Tube (154436) is the OEM replacement air relief tube for the Triton II Sand Filter, confirmed for models TR50 and TR60. The air relief tube is the internal passage that routes trapped air from the filter tank to the manual air relief valve at the top of the filter head. When this tube is cracked, blocked, or missing, the air relief valve cannot vent the tank effectively