Universal Compatibility:First Filter replacements are perfectly sized for MAAX Spas, American Whirlpool, Coleman, LA Spas, and more, ensuring a snug fit for efficient filtration. Advanced Filtration Technology:Our 10-micron polypropylene filters are designed to attract and lock in soaps, oils, and lotions, preventing contaminants from re-entering your spa water and reducing chemical usage. Effortless Installation:Simply place the first filter atop your skimmer basket and secure it into place with the built-in tabs—no tools or complex instructions required for a pristine spa experience. Economical Maintenance:Keep your spa water crystal clear with minimal effort; rinse the first filter weekly and replace it every three months, or as needed, to maintain optimal performance. Eco-Friendly & Durable:Crafted with chemical-resistant fibers and a sturdy polypropylene frame, our first filters are designed for longevity, reducing waste and the need for frequent replacements. First Filter for Maax Spas