Pentair Sand Dollar Filter System NPT‑to‑Buttress Adapter | 354588

Pentair Sand Dollar Filter System NPT‑to‑Buttress Adapter | SKU 354588

OEM Pentair NPT to buttress thread adapter for Sand Dollar and compatible aboveground filter systems. Converts thread types for secure plumbing connections. SKU 354588.

Features

• OEM Pentair NPT to buttress adapter.
• Converts standard NPT pipe threads to buttress threads.
• Fits Sand Dollar®, Meteor®, and Cristal‑Flo II filters.

Description

The Pentair Sand Dollar Filter System Adapter lets you convert traditional NPT plumbing threads to buttress‑style threads as used on Pentair Sand Dollar® aboveground sand filter systems and select Meteor® and Cristal‑Flo® II filters. This conversion fitting provides a reliable connection point between different threaded components in your pool’s filtration plumbing, helping maintain proper seal integrity and flow. Built to withstand pool chemical exposure and repeated service, the adapter simplifies plumbing upgrades or replacements. 

Pro Tip

Replace worn or aging connectors while servicing filter plumbing — consider adding an easier hose attachment on Sand Dollar systems.

Related Parts

• Pentair Clean & Clear Filter System Union O‑Ring | 354571
• Pentair Buttress Thread Valve Adapter | 154521

Installation Tips

Shut off the pool pump and relieve system pressure before plumbing work. Thread the adapter into the NPT port and seal with PTFE thread tape; hand‑tighten and then snug with wrench as needed. Check for leaks after pressurizing the system. If unsure, seek help from a pool service pro.

We want you to have quick and easy access to warranty information for all the brands we carry. Please click on the links below to view each manufacturer’s warranty page:

• Pentair Warranty
  
• A&A (Pentair In-Floor) Warranty
  
• Fluidra Warranty (Zodiac / Jandy / Polaris / Caretaker)
  
• Paramount Warranty
  
• BlueSquare Warranty
  
• Hayward Warranty
  
• All Other Manufacturer Warranties
  

Note: Warranty coverage, registration, and service terms are provided directly by the manufacturer. Please review the details carefully to ensure proper understanding of coverage and claim procedures.