17x26x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack growing-accessories Lite Double Ended Fixtures)

Lite Double Ended Fixtures)

Adjusting lights by hand is time consuming and causes safety concerns for employees

Piggy back design offers up to 10 unit installation from a single outlet

which enables it to produce hand-quality trim without using a blower system or lubricants

Type of Test: Plant Leaf Tissue Analysis

17x26x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack growing-accessories Lite Double Ended Fixtures)Nordic 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