Mars Hydro iFresh 4" Complete Ventilation Kit bloom nutrients Features dual flanges and thick

Features dual flanges and thick 3mm steel gauge for added strength

Shipments of this product require a 21+ signature at delivery

Static Pressure: 503 Pa

available at just a fraction of an entirely new carbon scrubber

Do not use pentane in confined spaces without proper ventilation

Mars Hydro iFresh 4" Complete Ventilation Kit bloom nutrients Features dual flanges and thickDescription Fan Filter Duct Size: 4 Inch. The Mars Hydro 4 inch inline duct fan and carbon filter combo is your complete solution for setting up ventilation in a quaint space. It comes with an inline fan rated for 205CFM, activated carbon filter outfitted with Australian charcoal, and a convenient knob controller for easy adjustment of fan speed. This setup is suitable for areas measuring up to 3x3 feet. Package Includes: In addition to the 4 inch