Mua 4 Inch 195 CFM Inline Fan, Air Carbon Filter, 8 Feet PVC Ducting Speed Controller Rope Hanger And Temperature Humidity Monitor Vent Exhaust For Grow Tent Ventilation B0c9mkshdf

iPower 4 Inch 195 CFM Inline Fan, Air Carbon Filter, 8 Feet PVC Ducting, Speed Controller, Rope Hanger, Vent Exhaust for Grow Tent Ventilation PVC ducting: Size: 4 inch; length: 8 feet; material: PVC thermoplastic (prevents light leaks); inner material: aluminum foil. Temperature range: -22°F~212°F(-30℃～100℃). High temperature and corrosion resistant, long lasting. Free pair of 8-ft adjustable ratchet clip hanger rope: hold up to 150 lbs. Air carbon filter: Air flow: 220CFM; Size: 4 inch; flange ducting: 12 inch length; 1200 + IAV Australian RC412 activated carbon. Variable speed controller: One control switch for 3 settings, OFF, HIGH, MED, LOW. Humidity monitor: Fast response that measures every 10 seconds. Measuring range: temperature from 14℉ to 122℉（-10℃~50℃) and humidity from 10% to 99%.