17_1/8x34_7/8x1 MERV 12 Plus Carbon AC Furnace Filters 6 Pack LUXX 200W BAR Boxelder Bugs

Boxelder Bugs

A slight increase in UV light to promote resin production

and corrosive - so you must DILUTE AND HANDLE SAFELY WITH PROPER SAFETY EQUIPMENT

and do not sacrifice plant quality

Like all products in the Harvest More line

17_1/8x34_7/8x1 MERV 12 Plus Carbon AC Furnace Filters 6 Pack LUXX 200W BAR Boxelder BugsNordic 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