15x18x1 Exact MERV 8 Plus Carbon AC Furnace Filters 6 Pack Tents / Indoor Greenhouses Dim using the ParfactWorks master

Dim using the ParfactWorks master controller to create ideal lighting levels as needs change from veg to bloom for various crops throughout their growth cycles

Stir and pour a portion (1/7th) of the mixture into a separate bucket or watering can

so it's important to treat the area ahead of an infestation

Err8 Internal calculate error Please reconnect power adapter

or grow fresh herbs right in your kitchen all year long

15x18x1 Exact MERV 8 Plus Carbon AC Furnace Filters 6 Pack Tents / Indoor Greenhouses Dim using the ParfactWorks masterNordic 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