Maintenance Minutes: How to Change Your Furnace Filter

The FilterLOCK covers and seals the standard 1” furnace filter slots The overlapping two-piece design allows for filter slots measuring up to 25” in width

It's important to consider both the nominal and actual size when selecting an air filter for your HVAC system You should measure the filter slot in your system

furnace filter slot Two-piece design works with any 1” furnace filter up to 25” long Additional Features: Reusable, easy on easy off design for long-term use Seal measures

enchanted waysfecta slot game FilterLock can be used with any 1 in air filter to improve indoor air quality and reduce energy consumption The patented, 1-size-fits-all product