17x29x1 Exact MERV 10 Plus Carbon AC Furnace Filters 6 Pack X Nutrients Grow Spray 1 Gal The sidewalls on these versatile

The sidewalls on these versatile hydroponic grow trays are 2

dolomitic lime and an organic wetting agent

Praise for the Root Spa:

grasshoppers

COVERAGE: One container will cover approximately 2

17x29x1 Exact MERV 10 Plus Carbon AC Furnace Filters 6 Pack X Nutrients Grow Spray 1 Gal The sidewalls on these versatileNordic Pure Custom MERV 10 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