6x20x1 MERV 7 Plus Carbon AC Furnace Filters 6 Pack lighting-systems/kits You may also want to

You may also want to experiement by using the pollen from one plant to pollinate a different plant creating perfect genetic crosses while maintaing the 100% female seeds

It will not cause plant burn even when used on hot sunny days

Outside Diameter: 45

60 gallon conical bottom tank

Never Needs Bulbs

6x20x1 MERV 7 Plus Carbon AC Furnace Filters 6 Pack lighting-systems/kits You may also want toNordic Pure Custom MERV 7 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