15_1/4x15_1/4x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack propagation trays This rack drawer takes 1U

This rack drawer takes 1U of rack space and includes a mat and a 10-32 rack mounting screw set

It is recommended to use Root Cleaner with its sister product – Green Cleaner

Prefer pre-measured

making water changes a snap

- Lamp sold separately

15_1/4x15_1/4x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack propagation trays This rack drawer takes 1UNordic Pure Custom MERV 12 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