18x27x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack bloom Quadruple Connector For Use With

Quadruple Connector For Use With These Iluminar Lights

PROGRAMMING

Use this 2" heavy duty plastic dome with 10" x 20" trays

Decreases extraction time significantly

try using an old cereal box with both ends opened

18x27x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack bloom Quadruple Connector For Use WithNordic Pure Custom MERV 14 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