When did I last change air filter?
You should change air filter every 90 days. Forgetting to do this can lead to poor air quality and higher energy bills. Track it once and never wonder again.
| Task | Frequency | If You Forget |
|---|---|---|
| Change Air Filter | every 90 days | poor air quality and higher energy bills |
Why Tracking Matters
Tasks like change air filter are easy to forget because they're infrequent. A simple log turns a fuzzy memory into a clear record you can trust, helping you avoid poor air quality and higher energy bills.
The recommended cadence is every 90 days. Track it each time you complete it and you'll always know exactly when you last did it—and when you should do it next.
3 Signs It's Time to Change Air Filter
- Higher than expected bills
- You can't remember when you last did it
- It's been longer than every 90 days
Can't remember the last time you did this?
Log it now and never wonder again.
How to Track It
- 1Locate your air filter. If it's hard to find, snap a quick photo so you'll always know where it is.
- 2Create a tracker for Change Air Filter and log today's date. Add a short note if anything stood out.
- 3Set a Nudge reminder for every 90 days so you're prompted before it slips. (Pro feature)
Frequently Asked Questions
Why track this?
Clogged filters strain your HVAC, reduce indoor air quality, and raise energy costs. Tracking ensures you swap them on time.
What are the signs it's time to change?
Dusty vents, increased allergy symptoms, visible dirt on the filter, or a spike in your energy bill.
Which filter schedule should I use?
Start with every 90 days. If you have pets or allergies, every 30–60 days may work better.
How do I know when was the last time I change air filter?
Without a log, it's easy to forget. Experts suggest every 90 days. Loglast records each time so you'll always know the exact date.
What's a good way to track how long since I change air filter?
You can use a notebook, but the easiest way is a simple logbook like Loglast—one tap to log and optional Nudges every every 90 days.
Want more details?
Read our complete guide with expert tips, signs to watch for, and more.
How Often Should I Change My Air Filter?While You're At It...
Since you're thinking about change air filter, you might also want to track:
Stop wondering
"When did I last change air filter?"
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