9x27x1 Exact MERV 8 Plus Carbon AC Furnace Filters 6 Pack dis It is small yet precise

It is small yet precise

Can I use this with a hydroponic system or compost teas

Operating Temp - 20°c ~ 40°c (-4°f ~ 104°f)

This is the brand new BVV™ 6CFM Single Stage Spark Free Pump

9x27x1 Exact MERV 8 Plus Carbon AC Furnace Filters 6 Pack dis It is small yet preciseNordic 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