8_1/2x30x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack Ventilation/Air Conditioning MERV 10 Plus Carbon air

MERV 10 Plus Carbon air filters are comparable to air filters with the rating of MPR 900-1000

Can be used in conjunction with our float valve

these predatory beetles feed and reproduce quickly

Interlux CFL lamps are designed specifically for plant growth

in order to avoid contamination and improper readings

8_1/2x30x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack Ventilation/Air Conditioning MERV 10 Plus Carbon airNordic 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