Regular replacement of dirty air filters help reduce indoor pollution, allergens, and extends the life of your air system. With the Air Filter Alarm you’ll never have to worry (or forget) about dirty air filters. This alarm will let you know when it is time to change the filter on your air conditioning or heating system by alerting you with a pleasant tone. Easily attaches to the air filter (on the blower side) with push-on pins.
- Save money on utility bills
- Extend the life of your air system
- Pleasant tone
- Works for air conditioning or heating
- 5 year warranty
- Price: $14.99
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