Find your parts diagram
Sticker on the pump body (the part with the basket), not on the motor. Motor labels from Century, A.O. Smith or Regal won't match parts.
Label on the side of the tank near the base. Size is in sq ft, e.g. 420 sq ft = C4030 or CCP420.
Rating plate inside the front access panel. Note the BTU and gas type (NG or LP).
Molded into the body or printed on top. Robotic cleaners: on the power supply.
Still not sure? Call (818) 818-6559 and we'll find it for you.
On the Pentair Triton II Side Mount TR100 Sand Filter diagram
This part
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Other parts on the same Pentair Triton II Side Mount TR100 Sand Filter
OEM Pentair Black Buttress Threaded Closure Kit 154641 is a 6-inch replacement assembly crafted for Triton II pool and spa sand filters. This comprehensive kit ensures a secure, leak-proof seal on the filter lid, which is vital for maintaining pressure and operational safety. The kit includes a closure lid, air bleed valve, pressure gauge, lid O-ring, and all necessary hardware for complete installation. Engineered from durable materials, each component is built to perform reliably under the harsh conditions of pool environments, supporting long-term filtration system efficiency.
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Leak-Proof Sealing System: Provides a secure closure for Triton II sand filters, maintaining internal pressure and preventing operational leaks.
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All-in-One Installation Kit: Includes black closure lid, lid wrench, air relief valve, PSI gauge, lid O-ring, and additional hardware for full assembly.
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Engineered for Durability: Built to resist chemical exposure, pressure, and wear common in pool environments, ensuring extended service life.
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Improves System Integrity: By securing the filter lid properly, this kit safeguards against performance drops and helps the filtration system run efficiently.
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OEM Design Fit: Specifically made to match Pentair’s Triton II filters, ensuring precise compatibility and reliable sealing performance.
- (1) Black Closure Lid
- (1) Lid Wrench
- (1) Air Relief Valve
- (1) PSI Gauge
- (1) Lid O-Ring
- Other Hardware and O-Rings (Shown in pictures above)
- Pentair Triton II Filters
Note: This closure kit may be compatible with you filter, please refer to your systems owners manual to ensure compatibility.





