OEM Pentair Tie Rod 23900-0039 is a 20.5-inch brass component designed to secure the D.E. filter grid assembly in Pentair Sta-Rite filtration systems. Specifically built for compatibility with DEP and System 3 SD series filters, this vertical tie rod helps maintain structural alignment and performance of the internal grid system. Its corrosion-resistant brass construction ensures lasting durability in chemically treated pool environments. Critical for both routine maintenance and long-term system integrity, this part plays a key role in keeping your water filtration running smoothly.

• Engineered for Sta-Rite Filters: Fits Pentair Sta-Rite DEP and System 3 SD diatomaceous earth filters, ensuring accurate integration and stability within the grid assembly.

• Solid Brass Durability: Made from high-grade brass for superior corrosion resistance and dependable strength in pool and spa applications.

• Supports Grid Assembly Alignment: Designed to vertically secure all D.E. filter grids, maintaining correct spacing and proper filtration flow.

• 20.5-Inch Length for Full Coverage: Optimally sized to span the filter's internal structure and withstand seasonal use without bending or wear.

• Essential for Filter Efficiency: Helps prevent grid shifting and uneven pressure during operation, improving water clarity and system longevity.

• (1)ÊPentair 23900-0039 Tie Rod

• Pentair Sta-Rite DEP Filters
• Pentair Sta-Rite System 3 SD Series Filters

Need to replace the brass tie rod in your Sta-Rite D.E. filter system? This section answers common questions about the Pentair 23900-0039 tie rodÕs install process, filter compatibility, and where to buy it locally.

Installing the Brass Tie Rod in DEP Filters

The 23900-0039 is a 20.5-inch brass rod designed to hold together the internal grid assembly of Pentair DEP and System 3 SD filters. ItÕs crucial for maintaining filtration strength and component alignment.

How do I install the 23900-0039 tie rod in a DEP filter?

Can I walk into Discount Pool Mart and buy this rod today?

Will this tie rod fit a Sta-Rite SD80 filter?

Is it okay to reuse old nuts or fasteners with this rod?

Do I need to remove the entire filter to replace the tie rod?

Filter Performance & Rod Maintenance

Without a stable tie rod, the grid assembly can shift, reducing filtration quality. HereÕs how this brass component supports consistent D.E. filter performance.

What causes tie rods to wear out or corrode?

Can a damaged tie rod affect water clarity?

Should I replace this part during a grid cleaning?

What are signs that my tie rod needs replacement?

Can I bring my old rod to Discount Pool Mart for comparison?

Buying the Tie Rod In Store

Discount Pool Mart stocks brass parts like the 23900-0039 to support pool owners needing quick, local filter repairs. Confirm model fitment and pick one up same day.

Where can I buy the 23900-0039 tie rod near me?

Does Discount Pool Mart carry tie rods in different sizes?

Will staff help confirm this rod fits my D.E. filter model?

Can I exchange the rod in-store if it doesnÕt match?

Are grid manifolds or filter tops stocked with this part?