Upgrade your Sta-Rite pool filtration with the Unicel UHD-SR137 cartridge, a robust replacement engineered for models 135TX, 135GPM-TX, 135TXR, and PTM-135. Delivering 137 square feet of filtration coverage, this cartridge is manufactured using premium Reemay polyester fabric that excels at trapping particles while promoting outstanding water transparency. Its dimensions of 31-1/4" in length and 8-11/16" in diameter, combined with open-top and bottom end caps measuring 4-3/16" with 12 concentric slots, guarantee a secure and straightforward fit across multiple Sta-Rite filter configurations. Featuring a generous 216-pleat design, the UHD-SR137 provides extended service life and dependable filtration season after season.

Key Benefits

• Purpose-built for Sta-Rite filtration systems: The Unicel UHD-SR137 is specifically engineered to work flawlessly with Sta-Rite models 135TX, 135GPM-TX, 135TXR, and PTM-135, delivering a precise drop-in replacement every time.
• Expansive 137 sq ft filtration surface: The generous filtration area traps fine particles and organic matter with exceptional efficiency, keeping your pool water brilliantly clear and reducing the frequency of cartridge cleanings.
• Premium Reemay polyester media: Constructed from top-tier Reemay polyester, this cartridge stands up to heavy debris loads without compromising flow rate or filtering effectiveness over time.
• Hassle-free installation and universal fit: At 31-1/4" long and 8-11/16" in diameter with 4-3/16" open end caps featuring 12 concentric slots, swapping out your old cartridge takes just minutes with no special tools required.
• 216-pleat construction for maximum longevity: The high pleat count dramatically increases the dirt-trapping surface area, allowing the cartridge to operate longer between maintenance cycles and saving you time and effort.

What's Included

• Unicel UHD-SR137 Cartridge

Compatibility

• Pentair Sta-Rite Filter Models: 135TX, 135GPM-TX, 135TXR, and PTM-135

Specifications

• Brand: Unicel
• Part Number: UHD-SR137

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