16_1/2x21x1 Exact MERV 7 Plus Carbon AC Furnace Filters 6 Pack Odor Control Working Environment: Temperature 32-122°F

Working Environment:                      Temperature 32-122°F

A pail of ONA gel attaches securely to the bottom of the Carbon-Air unit

0ec vegetative solution or week 1 of the Full Tilt™ feeding schedule

39 x PotPro™ | Link x 2ft (unit)

The Grow1 Inline Garden Water Filter features an inline

16_1/2x21x1 Exact MERV 7 Plus Carbon AC Furnace Filters 6 Pack Odor Control Working Environment: Temperature 32-122°FNordic 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