8x18x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack fans-ventilation-ducting This product is an easy

This product is an easy and quick to use solution for any household

* Ballast + Reflector

Neutral pH of around 7

The ducting can be shortened by cutting the tube to fit various applications

Both does both functions—on delay and overtemperature protection

8x18x1 Exact MERV 13 Plus Carbon AC Furnace Filters 6 Pack fans-ventilation-ducting This product is an easyNordic 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