22x29x1 MERV 12 Plus Carbon AC Furnace Filters 6 Pack king 5'' wheels on the front

5'' wheels on the front end gives the unit a perfect slope to allow the buds to flow seamlessly through the tumbler at the perfect speed

The housing of this tester has been completely sealed against humidity and are designed to float

squash bugs

Average flow rate with water (SF Models Only): 45 lph

22x29x1 MERV 12 Plus Carbon AC Furnace Filters 6 Pack king 5'' wheels on the frontNordic 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