14_1/2x27_1/2x1 MERV 13 Plus Carbon AC Furnace Filters 6 Pack Power & Lamp Cords A great choice for rooms

A great choice for rooms that require very high PAR at canopy

larvae feed for 10-14 days until they are ready to pupate

Saltmarsh Caterpillar

integrated flange and 51% open perforation are features of the Can-Lite filter

The 50 lb bulk kit is ideal for anyone managing significant acreage who wants reliable

14_1/2x27_1/2x1 MERV 13 Plus Carbon AC Furnace Filters 6 Pack Power & Lamp Cords A great choice for roomsNordic 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