21_1/4x21_1/4x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack Lighting Accessories our industrial-strength Turkey Bag Tote

our industrial-strength Turkey Bag Tote Liner allows growers to pack processed product in food-safe

Growing area: 6 ft - 8 sq ft

Bluelab is excited to introduce a new accessory which makes transporting and using their meters even easier

Test for: Total Nitrogen

• Bug resistant adjustable micro mesh pre-filters

21_1/4x21_1/4x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack Lighting Accessories our industrial-strength Turkey Bag ToteNordic 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