21x23_1/2x1 MERV 14 Plus Carbon AC Furnace Filters 6 Pack Reflectors & Grow Lights Our bucket holds a true

Our bucket holds a true 3 gallons to maximize your grow

E91 SILICIC ACID Application & Treatment Rates Based On Bottle Size:

MERV 10 furnace air conditioner filters are comparable to HVAC filters with the rating of MPR 1200-1500

Fuzzy logic applies constant calculations to the output controlling your CO2 regulator to ensure that you do not undershoot or overshoot your predetermined set point

21x23_1/2x1 MERV 14 Plus Carbon AC Furnace Filters 6 Pack Reflectors & Grow Lights Our bucket holds a trueNordic Pure Custom MERV 14 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