16x18x1 MERV 13 Plus Carbon AC Furnace Filters 6 Pack Gardening Accessories optimized wool resulting in a

optimized wool resulting in a sustainable water and nutrient use

To ensure safety

or ventilation controllers and monitors

- Adjustable spray nozzle

Bladeless Tumble Trimmer cuts trim time by up to 85%

16x18x1 MERV 13 Plus Carbon AC Furnace Filters 6 Pack Gardening Accessories optimized wool resulting in aNordic Pure Custom MERV 13 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