17x28x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack Extension Rockwool's high water holding capacity

Rockwool's high water holding capacity will enable you to go on vacation without worrying about your plants drying out

up to 70% more than other cantilever rack shelves

2 RAW Nitrogen - 8 oz

Tarp Zip-Up's zipper is very unique in that it solves the problem of creating a secure and easy to install door into sealed off areas and plastic film structures

Ultra-focused illumination for maximum intensity

17x28x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack Extension Rockwool's high water holding capacityNordic Pure Custom MERV 14 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