Kootenay Filter Pre-Filter 330SL Seaweed Growers usually set this 6-inch

Growers usually set this 6-inch inline duct fan as tent exhaust with a matched carbon filter and a speed controller

Customizable Setup: Thanks to the use of bi-directional RJ12 cables

Max Recirculating M3 – 3500

ensuring peak performance of RO systems rated from 1000–1500 GPD

Kootenay Filter Pre-Filter 330SL Seaweed Growers usually set this 6-inchEnhance Indoor Air Quality with Reliable Pre Filters Maintain optimal indoor air quality effortlessly with the Kootenay Filter Pre Filter 330SL. Engineered specifically as a replacement pre filter for the SL330 model without flange, it captures and blocks larger particulates, significantly extending your main filter's lifespan. Available with versatile 4 and 6 flange options, this pre filter measures 12 inches in diameter and 13 inches in length,