10x33x1 Exact MERV 10 Plus Carbon AC Furnace Filters 6 Pack microbes Trim straight into these bad

Trim straight into these bad boys

All plants are watered uniformly on a timed cycle

Seedlings started in cubes are easily transferred to blocks and then onto slabs

Lifespan : 50000H

a gusseted crotch

10x33x1 Exact MERV 10 Plus Carbon AC Furnace Filters 6 Pack microbes Trim straight into these badNordic Pure Custom MERV 10 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