Unicel UHD-SR137 Pool Spa Replacement Filter Cartridge - 137 Sq Ft - Sta-Rite Posi-Flo II PTM135

Unicel UHD-SR137 Pool Spa Replacement Filter Cartridge - 137 Sq Ft - Sta-Rite Posi-Flo II PTM135, 135TX, 135GPM-TX, 135TXR 

• Length = 31-1/4"
• Diameter = 8-11/16"
• Top End Cap = 4-3/16" Open
• Bottom End Cap = 4-3/16" Open with 12 concentric slots
• Pleat Count = 216

Unicel builds the best-performing filter cartridge on the market. It all starts with quality components and more than 45 years of filter cartridge manufacturing. Made in the U.S.A.

We sell a complete line of Unicel replacement cartridges. Please contact us for information and pricing.

Visit Unicel for complete information and the most current Replacement Guide.