18x24x4 (3 5/8) Pleated MERV 15 Air Filters 6 Pack Fertilizer Can be applied as an

Can be applied as an area spray or added to fertilizers and applied during feeding

The line set diameters are 3/8 in and 5/8 in

SEACAL is a blend of calcium (needed for cell growth)

Outlet Configuration

*Heater must be placed in your filled reservoir before plugging in the power supply

18x24x4 (3 5/8) Pleated MERV 15 Air Filters 6 Pack Fertilizer Can be applied as anNordic Pure 18x24x4 Pleated Air Filters MERV 15 are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home. Each time air passes through a Nordic Pure pleated furnace filter, lint, household dust, pollen, dust mites, pet dander, smoke particles, smog, allergens, virus carriers, bacteria, mold spores and other contaminants are removed. All Nordic Pure pleated air filters are manufactured