17x26x1 Exact MERV 7 Plus Carbon AC Furnace Filters 6 Pack Liquid & Weight Measuring Save time and mess on

Save time and mess on cleanup after your grow with these food-grade disposable plastic liners designed specifically for your bin

• One piece greenhouse cover

There is no recirculation of contaminates in the room regardless of HEPA filtration and HVAC negative pressure inconsistencies

Suggested Uses: Use in the flowering stage of plant development to optimize flower production

17x26x1 Exact MERV 7 Plus Carbon AC Furnace Filters 6 Pack Liquid & Weight Measuring Save time and mess onNordic 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