21_1/2x23_5/16x1 MERV 12 Plus Carbon AC Furnace Filters 6 Pack Master Controller Pyur Scientific Acetone Pro 1

Pyur Scientific Acetone Pro 1 Gallon 99%

AgroLUX 240-277V DE Reflector and Philips GreenPower Plus Lamp

Nordic Pure 20x25x5 Air Bear Replacement MERV 8 Carbon air filters measure an actual depth of 4 7/8"

Xtra value—super affordable

EZ Tea Bloom is an instant microbial tea that contains all the aspects of a compost tea

21_1/2x23_5/16x1 MERV 12 Plus Carbon AC Furnace Filters 6 Pack Master Controller Pyur Scientific Acetone Pro 1Nordic 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