6x30x1 Exact MERV 8 Plus Carbon AC Furnace Filters 6 Pack Liquid & Weight Measuring Seeds: Mix 1 tsp

Seeds: Mix 1 tsp

The extraordinary way Top·Max™assists in the flow of nutrients is made possible through the use of humic acids

These filters can be applied to your fruiting chamber to give your substrate fresh air while maintaining high humidity levels

Kit includes a nippled

000 per 500 sq

6x30x1 Exact MERV 8 Plus Carbon AC Furnace Filters 6 Pack Liquid & Weight Measuring Seeds: Mix 1 tspNordic 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