9x27x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack Ventilation The larvae feed on the

The larvae feed on the egg and emerge as adults

Constructed with a polyethylene base

ozone production - 1800 mg/hr

Floralife® Transport Paper is impregnated with compounds that react when exposed to relative humidity above 40%

Orthrus MK-V Bi-Directional Closed Loop Extractor

9x27x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack Ventilation The larvae feed on theNordic 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