22x24_1/4x1 MERV 7 Plus Carbon AC Furnace Filters 6 Pack Grow System/ Trays/ Reservoirs Slim vertical profile: Maximizes vertical

Slim vertical profile: Maximizes vertical real estate allowing greater production space

this canvas is made of blackout material which will reflect light inside but keep it from escaping

See labels on DOCS tab for added usage and certifications

Use this product with pH electrodes with a BNC connector and TDS probes with a DIN connector

where they hatch and begin feeding on the whitefly

22x24_1/4x1 MERV 7 Plus Carbon AC Furnace Filters 6 Pack Grow System/ Trays/ Reservoirs Slim vertical profile: Maximizes verticalNordic Pure Custom MERV 7 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