16x16x2 Furnace Air Filters MERV 12 Pleated Plus Carbon 3 Pack Grow Light Reflectors per gallon of water applied

per gallon of water applied every 3-4 days

Plants with weak and set-upon roots cannot thrive and are targets for pest insects as well as fungal and mold pathogens

Designed for heavy duty clearing and scrubbing of tough vines

- pH/EX/PPM/Temp meter for water

16x16x2 Furnace Air Filters MERV 12 Pleated Plus Carbon 3 Pack Grow Light Reflectors per gallon of water appliedNordic Pure 16x16x2 MERV 12 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