30x30x1 MERV 12 Plus Carbon AC Furnace Filters 6 Pack plant-support Made from high-quality hard plastic

Made from high-quality hard plastic and built to last

Chinch Bugs (Blissidae)

This Product Controls These Pests or Diseases: OxiPhos is effective against Pythium

VEG and BLOOM switches can be used together to obtain maximum growth performance throughout the seeding and flowering stages of your plant life

30x30x1 MERV 12 Plus Carbon AC Furnace Filters 6 Pack plant-support Made from high-quality hard plasticNordic Pure Custom MERV 12 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