12x24x4 (3 5/8) Pleated Air Filters MERV 13 Plus Carbon 1 Pack bio-organic fertilizer R4 AQUAPONIC SYSTEMS are hand

R4 AQUAPONIC SYSTEMS are hand crafted and built in Northern California

Grow and Bloom are low in soluble salts

Cotton Leafworm

accurately compensated readings even during sudden temperature fluctuations

In systems using reverse osmosis (RO) water and plants grown in inert media

12x24x4 (3 5/8) Pleated Air Filters MERV 13 Plus Carbon 1 Pack bio-organic fertilizer R4 AQUAPONIC SYSTEMS are handNordic Pure 12x24x4 MERV 13 Plus Carbon air filters are made of electrostatically charged synthetic materials with an added flat panel infused with activated charcoal that will attract and capture most airborne particulates in your home. It will help eliminate unwanted odors as well as trap most airborne dust and particulate matter for fresh, clean air. Odorous gases and vapors (VOC) are attracted to and held by the activated carbon material while