21x21x1 MERV 7 Plus Carbon AC Furnace Filters 6 Pack LUXX Bar This exclusive formula is a

This exclusive formula is a universal supplement for both growth and bloom

304 Stainless Steel interior and exterior shell

you will see fewer pests over time

Sluggo contains iron phosphate and can be used around pets and wildlife

36" x 200'

21x21x1 MERV 7 Plus Carbon AC Furnace Filters 6 Pack LUXX Bar This exclusive formula is aNordic Pure Custom MERV 7 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