15x30_3/4x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack Water Heaters Chillers EZ-CLONE Cloning collars are available

EZ-CLONE Cloning collars are available in 17

Botrytis and Pythium at bay

Premium polymer lenses with 100% UV protection and a flash silver exterior lens coating

Maintains results after multiple growth cycles

Great for at work or to show off plants at home

15x30_3/4x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack Water Heaters Chillers EZ-CLONE Cloning collars are availableNordic 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