21x27x1 Trane Replacement MERV 7 Plus Carbon AC Furnace Filters 6 Pack flowering Also excellent for use in

Also excellent for use in water cooling applications

Part A is the Weed Slayer

as well as (1) 18" daisy chain cable

Size: 1 qt

Made from the highest quality polyethylene plastic

21x27x1 Trane Replacement MERV 7 Plus Carbon AC Furnace Filters 6 Pack flowering Also excellent for use inNordic Pure Trane Replacement 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