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Clean Naturally With

The Power of Water®

Outside, the Earth uses water to wash away dust, allergens, and pollutants—it’s the most natural way to cleanse the environment in which we live and breathe. This works great for outside, but what about indoor environments? The Rainbow Cleaning System harnesses The Power of Water® to deep-clean your home the way nature intended. It not only cleans your home… it creates a healthier living space.

A Certifiably Effective

Cleaning Solution

Your home should be a safe haven for everyone—including those with asthma or allergies. That’s why the Rainbow® Cleaning System goes beyond ordinary cleaning. It doesn’t just tackle dirt and dust—it’s a proven air cleaner that helps eliminate odors, reduce pollutants and improve your indoor air quality.

And because trust matters, the Rainbow has been independently tested and certified by leading organizations, so you can feel confident about what’s in your air—and what’s not.

Breathe better. Live better. Naturally.

A Proud Legacy of

Innovation + Excellence

Rexair LLC has manufactured the Rainbow Cleaning System for more than 90 years. Its legendary, water-based filtration system has made the Rainbow known the world over. Today, the Rainbow is sold and enjoyed in over 80 countries around the world.

Built with Pride.

The Rainbow Home Cleaning System is proudly built by Rexair’s dedicated and
hardworking American workforce at our state‑of‑the‑art facility in Cadillac,
Michigan, USA with U.S. and imported parts . Every Rainbow is crafted with
premium materials and the unwavering commitment to quality that defines
American manufacturing. Our precision‑engineered ABS attachments are produced through advanced plastic injection molding, delivering exceptional durability and reliability—made with pride and made to last.

Industry-Leading

Research & Development

Innovators in Advanced Water Filtration Technology
With decades of industry experience, Rexair has continually advanced and perfected state‑of‑the‑art water filtration systems. As pioneers in both water-based filtration and brushless motor technology, we continue to lead the market with numerous patented innovations designed for superior performance.

Built to Perform. Engineered to Last.
At Rexair, we invest heavily in ongoing research and development to ensure every product we create is best-in-class, highly durable, and crafted to deliver long-term value. Our commitment to engineering excellence keeps us at the forefront of filtration technology—so you can enjoy cleaner air, cleaner homes, and a healthier environment.

Where Innovation Meets

Environmental Responsibility

Rexair is committed to sustainable manufacturing through energy‑efficient operations, reduced water usage, and robust recycling initiatives. From LED lighting, smart controls, and high‑efficiency equipment to closed‑loop cooling systems and low‑flow fixtures, we continuously work to minimize resource consumption. Our team recycles nearly all molded plastic scrap, separates key materials like metal and electronics, and designs product packaging that reduces waste while remaining fully recyclable. By partnering with local suppliers, optimizing transportation, and maintaining rigorous environmental compliance, Rexair ensures a responsible supply chain. We also empower employees through world‑class 5S workplace practices and annual Earth Day recycling programs—underscoring our commitment to a cleaner, more sustainable future.