Kootenay Filter Pre-Filter GL425S | Air Filter Replacement Propagation Accessories + Tools roughly double what the 37

roughly double what the 37 mm disc handles

2A @ 277V Power Factor >=90% IP Rating IP56 Spectrum Full spectrum + independent Far Red channel Use Case Vertical farming / high-PPFD rack tier Controller TrolMaster Hydro-X compatible

Wingpeg Stop: Holds the tubing so the drip point stays anchored at the root zone

During the flushing mode

Kootenay Filter Pre-Filter GL425S | Air Filter Replacement Propagation Accessories + Tools roughly double what the 37Extend Filter Life with Quality Air Filter Replacement Maximize the performance of your ventilation system with the Kootenay Filter Pre Filter GL425S. This air filter replacement efficiently traps larger particles, significantly extending the lifespan of your primary filter. Perfectly sized with a 4 inch flange, 8 inch diameter, and 14 inch length, it's ideally suited for maintaining air purity in grow tents and indoor hydroponic systems. Simple and