20x25x1 Furnace Air Filters MERV 10 Pleated Plus Carbon 12 Pack Trimming Shears SunBlaster recommends rotating your trays

SunBlaster recommends rotating your trays every few days to prevent the roots from growing into your wicking mat and making post harvest clean up a breeze

The #1 selling filter in gardening and hydroponics for 10+ years

the combination offers excellent thermal insulation

The first layer is a high-capacity

use 1 teaspoon per gallon 3-4 times per week

20x25x1 Furnace Air Filters MERV 10 Pleated Plus Carbon 12 Pack Trimming Shears SunBlaster recommends rotating your traysNordic Pure 20x25x1 MERV 10 Plus Carbon air filters are made of a dual material where the MERV rated material has been fused together with a carbon layer. This results in less flow restriction and 33% more surface area for cleaner smelling air. 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