17_1/2x23_1/2x1 MERV 13 Plus Carbon AC Furnace Filters 6 Pack spl_centurionpro self calibrated

self calibrated

BotryStop WP has a unique mode of action in that it aggressively occupies the same ecological space as plant pathogens and will out-compete them for nutrients

380-440VAC

Overall the tool measures 53-inches long

17_1/2x23_1/2x1 MERV 13 Plus Carbon AC Furnace Filters 6 Pack spl_centurionpro self calibratedNordic 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