14x18x1 Exact MERV 12 AC Furnace Filters 12 Pack shoe-cover The Grodan Cress Plate is

The Grodan Cress Plate is the ideal growing media for microgreens and baby leaf crops

Silicon is readily absorbed by terrestrial plants

pH Combo Electrode Glass Body - Refillable Temp Sensor

Biodynamic plugs are perfect for seedlings or cuttings

Top Quality Phosphors: Ensures stable and consistent light output

14x18x1 Exact MERV 12 AC Furnace Filters 12 Pack shoe-cover The Grodan Cress Plate isNordic Pure MERV 12 Pleated AC Furnace Air Filters provide exceptional filtration for both home and commercial environments. Each time air passes through a Nordic Pure pleated furnace air filter, lint, dust, pollen, bacteria, pet dander, dust mites, mold spores, smoke particles, virus carriers, allergens and other contaminants are removed. MERV 12 furnace filters are comparable to HVAC filters with the rating of MPR 1500 1900. While different