18x27x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack spl_cg Saltmarsh caterpillars

Saltmarsh caterpillars

This essential headgear features a moldable brim

then fill and pour

Input Voltage:                                       100~240 VAC

18x27x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack spl_cg Saltmarsh caterpillarsNordic 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