AQUIVEX PLBS75 Spa Filter Cartridge - 75 Sq Ft, Compatible with Pentair R173600 & More (2 Pack)

Overview

Introducing the AQUIVEX PLBS75 Spa Filter Cartridge, a reliable two-pack filtration solution designed for home spas and compact pools. Built to fit a broad range of popular cartridge models, this set combines practical value with dependable filtration to support clean water between replacements.

Key specifications and filtration performance

• Length: 14 3/4 inches; Outside diameter: 5 5/16 inches; Top opening: 2 1/8 inches; Bottom opening: 2 1/8 inches; Filtration area: 75 sq ft.
• Captures particles as small as 10 to 15 microns, including hair, leaves, dust, sediment, sand, and other fine debris.
• Capable of handling routine spa cycles with easy cleaning: rinse off debris with a hose or soak in a cleaning solution.
• Together break-resistant end caps with a solid core support resist cracking during normal use and maintain steady flow.
• Advanced trilobal fibers offer higher filtration capacity without introducing noticeable pressure drops.

Durability, maintenance, and broad compatibility

Designed to endure humid spa environments, the PLBS75 uses reinforced end caps and a robust core for lasting performance. The cartridge lineup supports a wide array of brands, including Pentair, Unicel, Filbur and Leisure Bay models, providing flexible replacement options across many spa systems. The two-pack format adds convenience for ongoing maintenance without frequent repurchases.

• Suitable for pools and spas across brands such as Cal Spas, Leisure Bay, Maax Spas and Waterway Plastics, among others.
• To maintain peak performance, rinse away debris after use or soak as needed, then reinstall to continue filtration.

Tips for best results

These cartridges are designed to work as part of a regular filtration routine. While individual results can vary, the combination of a 75 sq ft filtration area and micro-particle capture capabilities supports ongoing water clarity in typical spa use scenarios.