With the 4" and 5" air filters there is a wider variance between the nominal and actual size depending on the manufacturer
Individual LED Indicator for Each Output
• Engineered for optimal cell-to-cell performance assuring proper drainage and water holding
Product Model: AC-ATT7
CDA should not be used for purposes that involve contact with the human body or ingestion
AC Infinity CLOUDLINE T8, Quiet Inline Duct Fan System with Temperature and Humidity Controller, 8-Inch Bio-Fertilizer With the 4" and 5"Description Designed to ventilate hydroponic grow rooms, transfer heating cooling, cool AV closets, and exhaust odors. Dynamic temperature and humidity programming, with timers, grow cycles, scheduling, minimum speed. Connect with our app via Bluetooth to access advance programs, alarms, notifications, and view climate data. Mixed flow design combined with a PWM controlled EC motor for a truly quiet and energy efficient performance. Duct Size: 8