13 15/16 x 29 15/16 x 3/4 (13.94 x 29.94 x 0.75) Nordic Pure Tru Mini Pleat MERV 8 AC Furnace Air Filters 3 Pack Master Controller optimum air exchange and high

optimum air exchange and high cation exchange capacity (CEC) plus coarse perlite for amplified root zone aeration

Reapply if it rains within 24 hours of application

and temperature of your nutrient solution

Each unit delivers the necessary humidity needed during early growth cycles all the way through harvest

Fill cap is located on the very top middle of the water tank

13 15/16 x 29 15/16 x 3/4 (13.94 x 29.94 x 0.75) Nordic Pure Tru Mini Pleat MERV 8 AC Furnace Air Filters 3 Pack Master Controller optimum air exchange and highNordic Pure MERV 8 Tru Mini Pleat AC Furnace Air Filters provide exceptional filtration for both home and commercial environments. Mini pleat A C air filters have 3 times the pleats than an average air filter, providing more surface area to capture and remove unwanted, harmful particles. More pleats ensure maximum efficiency without increasing air flow resistance. This saves you money on HVAC system maintenance and increases the life of your