28x28x1 MERV 13 Plus Carbon AC Furnace Filters 6 Pack X Nutrients Grow Spray 1 Gal → See all your root

→ See all your root zone data

CaMg+ helps optimize plant nutrition resulting in enhanced growth and healthier flowers and fruits

Pot size is ideal for tomatoes

Backed by a 3-year warranty and engineered to support a wide range of ballast types (315W through 1000W)

The Illuminati Super Green LED Light Bulb (SG Night Light) allows you to work in your grow room during the dark cycle without disturbing your plant's photoperiod

28x28x1 MERV 13 Plus Carbon AC Furnace Filters 6 Pack X Nutrients Grow Spray 1 Gal → See all your rootNordic Pure Custom MERV 13 Plus Carbon air filters are made based on the actual measurements so be sure to measure your current filter to get the EXACT dimensions before ordering. As with all Nordic Pure filters, the effective life of your filter depends on the environment in which you live. We recommend changing 1 and 2 filters every 30 90 days. Our 4, 5 and 6 inch thick filters could last up to 6 months. EXACT MEASUREMENT: Furnace and air condition