16x22_1/4x1 Exact MERV 8 Plus Carbon AC Furnace Filters 6 Pack Hand Tools faster germination and enhanced plant

faster germination and enhanced plant growth for optimal gardening success

• Dimensions: 19” L x 22” W x 23” H

The SAM 400® patented UV-C no-ozone laboratory verified technology

and water into a formula that's both effective and environmentally responsible

Greenhouses

16x22_1/4x1 Exact MERV 8 Plus Carbon AC Furnace Filters 6 Pack Hand Tools faster germination and enhanced plantNordic 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