16_1/4x21_1/2x1 Exact MERV 10 Plus Carbon AC Furnace Filters 6 Pack Lighting & Electrical Components ISO 9002 Certified

ISO 9002 Certified

Using as a Concentrate Vaporizer

enabling them to withstand all kinds of weather and temperatures

• Fast drainage

Soluble Potassium (K2O5) 2

16_1/4x21_1/2x1 Exact MERV 10 Plus Carbon AC Furnace Filters 6 Pack Lighting & Electrical Components ISO 9002 CertifiedNordic 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