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Phosphorus (P₂O₅) – 12
3" wide drill access points on all four walls for installation of inlet and outlet fittings
It is also recommended to have a refrigerant scale and nitrogen tank with regulator to operate this unit
Easy to view level indicators keep nutrient levels exactly where they should be
Frame 5, Black - Passive Ventilation Grill 8" garden-hygiene-and-safety Phosphorus (P₂O₅) – 12Designed to be installed into cabinets or walls to help increase ventilation. Can also be used in conjunction with a fan system to act as an intake or exhaust vent. Includes optional hardware to secure two 80mm fans onto the grille, and mount it into your cabinet or wall. Features a CNC machined aluminum frame with a brushed black finish; and honeycomb grille insert. Kit includes (4) wood mounting screws, (4) machine mounting screws with nuts, (8) fan
US$ 19.95
US$ 11.99
US$ 11.99
US$ 11.99
