12x30x 1/2 Half Inch Ring Panel MERV 12 Furnace Air Filters 6 Pack PH/EC/TDS Meters and Solutions Hydro-Logic ARCS Stage 1 Sediment

Hydro-Logic ARCS Stage 1 Sediment Cartridge

batching / adding / self-examination functions

Features PWM-controlled motor that is highly efficient in maximizing airflow at lower noise

Double the standard dosage rate per gallon with root or foliar applications to reduce stretching in the early fruiting/flowering phase

Prococo Chip-N-Fiber's high moisture retention

12x30x 1/2 Half Inch Ring Panel MERV 12 Furnace Air Filters 6 Pack PH/EC/TDS Meters and Solutions Hydro-Logic ARCS Stage 1 SedimentNordic Pure Half Inch Ring Panel AC Furnace Air Filters consist of an internal frame bonded between flat layers of two different types of electrostatically charged HVAC furnace filter media. The first layer is a high capacity, polyester filter material which acts as a pre filter, capturing large airborne particles. The second, more efficient, layer is a MERV rated smooth poly blend filter material. The electrostatic charge works as a magnet to draw in