Product Overview

The Pentair Triton Closure Replacement 8.5 in. | 154856Z is a genuine Pentair 8.5-inch black buttress-thread closure kit for Triton sand filter tanks. It replaces the closure assembly at the top of the filter tank when the original is worn, cracked or leaking.

Ideal For

Replacing a cracked, worn or leaking Triton filter closure

Triton II TR100 and TR140 filters built after October 1, 2001

Pool service technicians servicing Triton sand filters

Key Features

Genuine Pentair part: part number 154856Z.

8.5 in. buttress-thread closure: matches the Triton tank opening.

Black finish: closure kit.

Specifications

Warranty & Compatibility

Enclosure for Pentair

• Triton II TR100 & TR140 (Manufactured After October 2001)
• Triton II Commercial TR100C & TR140C
• Triton C-3 Commercial sand filters (Prior to March 1997)

Compatibility Notes

Pentair Triton filters have used more than one closure design over the years. The 154856Z is listed for TR100 and TR140 filters manufactured after October 1, 2001. Check the filter's model number and manufacture date on the tank label before ordering.

Installation Notes

Turn off the pump and relieve all pressure from the filter before removing the closure. Inspect and replace the O-ring as needed, and tighten the closure according to Pentair's filter manual. Never loosen a closure on a pressurized filter.

Customer-Facing Q&A

Q: What is the part number?
A: Pentair 154856Z.

Q: What is the UPC?
A: 788379669553.

Q: What size is the closure?
A: 8.5 in. with buttress threads.

Q: Will it fit my Triton TR100?
A: It is listed for TR100 and TR140 filters manufactured after October 1, 2001. Confirm your filter's manufacture date before ordering.