21_1/2x23_5/16x1 MERV 13 Plus Carbon AC Furnace Filters 6 Pack Grow1 5' Steel Stake Plug-and-Play Ready – Comes complete

Plug-and-Play Ready – Comes complete with power supply and all mounting hardware for immediate deployment

The Day/Night Fan Speed Controller by LTL Controls is a simple and affordable way to control your fan

Each smart controller includes a 12 ft

a streamlined sorting system that is completely unique to the cannabis

21_1/2x23_5/16x1 MERV 13 Plus Carbon AC Furnace Filters 6 Pack Grow1 5' Steel Stake Plug-and-Play Ready – Comes completeNordic 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