12_3/4x20_3/4x1 Exact MERV 8 Plus Carbon AC Furnace Filters 6 Pack plant-support they are affordable and easy

they are affordable and easy to install in place of your old bag

Our coir choices include 100% coir in compressed or ready-to-use form and 70% coir 30% perlite in ready-to-use biodegradable bags

The Anden High-Capacity Steam Humidifier with Vapor-logic delivers commercial capacity steam humidification to your grow room

Each pair of shoe covers is individually packaged

Deep Red and Far Red spectrums for creating special light recipes

12_3/4x20_3/4x1 Exact MERV 8 Plus Carbon AC Furnace Filters 6 Pack plant-support they are affordable and easyNordic Pure Custom MERV 8 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