18x24x1 Furnace Air Filters MERV 8 Pleated Plus Carbon 6 Pack Plant Care/Pest & Disease Control - Kelp - contains an

- Kelp - contains an abundance of goodness from the sea in the form of naturally occurring growth hormones (cytokinins

These filters also feature superior two-stage air filtration design: air is filtered once as it enters the filter

This is a “smart” system—its built-in memory function works with all of your environmental controllers (such as Hydrofarm’s Autopilot line) and timers

• Blue light for a robust

keep the diverter closed for wet product and open for dry bud

18x24x1 Furnace Air Filters MERV 8 Pleated Plus Carbon 6 Pack Plant Care/Pest & Disease Control - Kelp - contains anNordic Pure 18x24x1 MERV 8 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