6x30x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack extraction Double the thickness of any

Double the thickness of any other type on the market

Pura Vida Grow & Bloom are each ideal as a ONE-PART fertilizer for general use

With calcium

Easy to apply filters designed specifically for your Max Yield Bin – the filters provide an optimal gas exchange rate and maintain ideal humidity during fruiting

6x30x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack extraction Double the thickness of anyNordic Pure Custom MERV 13 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