Struggling with indoor allergens or pollution? Our 2025 guide explains how HEPA filters capture 99.97% of particles. Find the best filter for your space.

Breathing clean air is essential for good health, but with rising pollution levels, ensuring the air in your home is truly clean can be a challenge. That's where air purifiers come in, and a crucial factor to consider when choosing one is the Clean Air Delivery Rate (CADR).