10 Best Whole House Air Freshener of December 2025

• Easy installation on 1 inch and 5 inches thick air filters
• Scent lasts up to 30 days
• Just peel and stick the insert to your heating and cooling system air filter
• Please ensure the product is installed facing away from the furnace or air conditioner blower
• Larger homes may require more than one scented insert

Filtrete

• Dispenses consistent level of odor-neutralizing citrus fragrance
• 33% reduction in refills compared to traditional 30 day systems
• Lasts 60 days in standard washroom (washroom size: 3-4 stalls/fixtures)
• Contains no propellants or added VOCs
• Refreshing Citrus scent

Rubbermaid Commercial Products

• 6.75"L x .25"W x 9"H
• Filter Fresh
• Use with central heating & air conditioning systems
• Attaches to any air filter
• Dispenses fragrance throughout the home or office

FILTER FRESH

• SimpleAir Duct Fresh Spray HVAC Air Freshener, Cleaner, Deodorizer Non Toxic for Odor Block, 32 Oz
• ENGINEERED ODER REMOVAL SOLUTION: Designed to provide a “whole house” odor removal solution by not simply masking odors but removing them
• EASY TO USE: Liberally spray into HVAC ducts, air filter media, or musty closets, basements, RV's or boats
• PROFESSIONAL STRENGTH: Formula is highly effective, versatile, non-staining, and non-toxic
• TARGET MULTIPLE AREAS: Allows you to target stubborn odor prone areas – lockers, storage areas, laundry rooms or any spaces that need refreshing
• USE ACROSS ALL LOCATIONS: Commonly used in homes, offices, nursing homes, and anywhere pesky odors linger

SimpleAir

• Air freshener
• Gardenia flowers air freshener
• Whole home air freshener
• Easily attaches to any furnace or air conditioner filter
• Lasts for days

WEB

• Comes with one air freshener in ocean mist scent
• Air freshener masks odors throughout your entire home, office or apartment
• Easily attaches to any furnace or air conditioner filter
• Air freshener lasts for days
• Works great in small areas like cars, closets and bathrooms

WEB

• Comes with one air freshener in lavender bloom scent
• Air freshener masks odors throughout your entire home, office or apartment
• Easily attaches to any furnace or air conditioner filter
• Air freshener lasts for days
• Works great in small areas like cars, closets and bathrooms

WEB

• Comes with one air freshener in cinnamon scent
• Air freshener masks odors throughout your entire home, office or apartment
• Easily attaches to any furnace or air conditioner filter
• Air freshener lasts for days
• Works great in small areas like cars, closets and bathrooms

WEB

• Comes with one air freshener in tropical bay scent
• Air freshener masks odors throughout your entire home, office or apartment
• Easily attaches to any furnace or air conditioner filter
• Air freshener lasts for days
• Works great in small areas like cars, closets and bathrooms

WEB

• PERMANENT ODOR REMOVAL: Permanently eliminates odors on a molecular level. Removes bad smells like cigarette smoke, wet dog, workout gear and more
• ONE-TIME USE: Simple one-time-use aerosol refreshes every corner of your car’s interior
• AIR REFRESHER: Aerosol mist moves through the ventilation system, across the headliner and in between all other hard-to-reach areas, eliminating odors and leaving a pleasant scent in its place
• EASY TO USE: Simply turn the AC on high, hit the recirculate button, activate the Re-Fresher and close the doors for 10-15 minutes. Then open all doors and air out for 10-15 minutes
• SWEET SUMMER BREEZE SCENT: Leaves behind a fresh summertime aroma

MEGUIAR'S