17_1/4x17_1/4x1 Exact MERV 10 Plus Carbon AC Furnace Filters 6 Pack drying-racks The plastic body protects the

The plastic body protects the electrode from damage

extreme temperatures and overwatering)

PH neutral

network and AV equipment

●【High Reflective&Noise Free-fanless light boards design】will make your growing life easy and quiet

17_1/4x17_1/4x1 Exact MERV 10 Plus Carbon AC Furnace Filters 6 Pack drying-racks The plastic body protects theNordic Pure Custom MERV 10 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