Filters are silent ninjas working behind the scenes to keep your air clean, your appliances running smoothly, and your family healthy. In this guide, we break down the most common filters found in a home, how often they should be replaced, and some bonus filters you might not even know you need.
What they do: Trap dust, allergens, and debris to improve indoor air quality and protect your HVAC system.
How often to replace:
Pro tip: If you have pets, allergies, or live in a dusty area, check more frequently.
Purpose: Provides clean drinking water and ice.
How often to replace: Every 6 months, or according to manufacturer guidelines.
Kitchen range hood:
Bathroom fan: Typically, this won’t have a replaceable filter, but your vents covers should be cleaned every few months.
Purpose: Prevents fire hazards by trapping lint.
Maintenance: Clean after every load; deep clean every few months.
Whole-house: Every 3–6 months
Under-sink/faucet: Every 2–6 months
Pitcher (e.g., Brita): Every 2 months or 40 gallons
Purpose: Captures food particles to prevent clogs and odors.
Maintenance: Clean monthly.
Air Purifier Filters
Humidifier/Dehumidifier Filters
UV HVAC Filters
Toilet Fill Valve Filters
Central Vacuum Filters
Range Hood Charcoal Filters (Ventless Systems)
Whole-Home Scent Diffuser Filters
Pet Water Fountain Filters
Staying on top of your home’s filter maintenance not only improves indoor air and water quality but also extends the life of your appliances and systems. Consider setting reminders or using a home maintenance app to stay on schedule. Need a digital calendar? Let us know, and we’ll set one up just for you!