12_1/8x15x1 MERV 13 Plus Carbon AC Furnace Filters 6 Pack nutrient-combo Cost Effective: Extra-concentrated formula allows

Cost Effective: Extra-concentrated formula allows a little product to go a long way

This little pump will raise the input water pressure to 78psi on every GrowoniX reverse osmosis filter up to 600GPD—even if you have only 10psi to start with

Improves nutrient uptake by converting soil minerals into absorbable nutrients

high-phosphorus plant nutrient designed to enhance flowering

It is small and discreet which makes it perfect for vaping on the go

12_1/8x15x1 MERV 13 Plus Carbon AC Furnace Filters 6 Pack nutrient-combo Cost Effective: Extra-concentrated formula allowsNordic Pure Custom MERV 13 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