About This

• Powerful Odor Control: All-Round Purification: Atour air carbon filter, with activated carbon as its core, efficiently adsorbs odors and chemical residues. It fits grow tents/rooms for air purification and eliminates pet odors, smoke, and cooking fumes, safeguarding clean air comprehensively.
• Sturdy & Durable: Leak-Proof: The 4-inch model features an integrated flange and base design for enhanced strength and longer lifespan. The thickened flange connects precisely with ducts, preventing carbon leakage—installation is hassle-free and reliable.
• Australian Virgin Charcoal: High-Efficiency Filtration: Selected Australian virgin activated charcoal with an IAV rating of 1050+ and a 38mm thick high-microporosity charcoal layer achieves 100% airflow filtration. Its purification performance surpasses ordinary products, whether for growing scenarios or odors in kitchens, bathrooms, etc.
• High Compatibility: Large Airflow: Perfectly matches 4-inch inline fans and adapts to various intake/exhaust systems. Double-sided hexagonal galvanized steel mesh significantly increases opening area, ensuring a maximum airflow of 224 CFM—balancing filtration efficiency and ventilation performance.
• Versatile Application: Value-Packed: Functions as both intake and exhaust filter for two-way filtration, suitable for grow tents, inline fans, wardrobes, storage rooms, kitchens, bathrooms, basements, etc. Size: 4-inch flange × 11-inch length. Package includes: 1 × 4-inch carbon filter, 1 × pre-filter.