Adrinfly Hot Tub Replacement Threaded Filter Cartridges Universal Fit for Inflatable and Portable Spa Pools 60 Percent Denser Filter for Cleaner

This hot tub replacement threaded filter cartridge is designed with a universal fit, featuring an outer diameter of 3.9 inches, inner diameter of 2.4 inches, and a height of 3.1 inches to suit most inflatable and portable spa pools

Constructed with premium 60 percent denser filter paper, this filter ensures efficient dirt and debris capture, delivering consistently crystal-clear water for a more enjoyable spa experience

The threaded screw-in design allows for easy installation and removal, securely locking the filter in place and preventing contaminants from entering the pump and heater system

Each package contains 12 replacement filter cartridges, making it convenient to maintain optimal spa performance and extend the life of your hot tub or spa equipment

The filter is easy to clean by simply removing and rinsing every 2 to 3 days, which helps maximize filtration efficiency and supports the continued cleanliness of your spa water

Ideal for a variety of application scenarios, these filters are compatible with multiple inflatable hot tub brands and models, making them a versatile choice for home spa maintenance