10'' Backdraft Damper lighting-&-electrical-components Featuring coco chips (croutons) to

Featuring coco chips (croutons) to balance aeration with lingering water retention

Phantom Pro lamps can also directly replace lower output lamps in any low-frequency DE system

Static Pressure 12″ W

Replacement membrane filter for the HydroLogic Merlin (Garden Pro) Reverse Osmosis filtration system

Not only does this pack gives you a taste of our amazing grow- and bloom nutrients

10'' Backdraft Damper lighting-&-electrical-components Featuring coco chips (croutons) toMade of galvanized steel. Prevents reverse air flow when fans are shut off. Saves CO2 and prevents odors from flowing backwards. Rubber gasket pre installed on exterior for an air tight seal.