Yes, you can use home fragrance products with a forced air heating system, and in fact, this type of system can help distribute scents throughout your home more effectively. Here’s how to do it safely and efficiently: 1. Add Essential Oils to Air Filters Apply a few drops of essential oil to your HVAC air filter. As air flows through the system, it will carry the scent into your home. Be careful not to overdo it—3–5 drops are usually enough to avoid overwhelming the system or blocking airflow. Replace the filter regularly. 2. Use HVAC-Compatible Diffusers Consider investing in an HVAC-compatible diffuser. These devices attach directly to your ductwork and evenly distribute fragrance throughout your home via the forced air system. They’re a great option for long-lasting and consistent scent coverage. 3. Try Scented Vent Pads Scented pads or sachets designed for HVAC vents can be clipped onto or placed near vents to release fragrance when air flows through. These are easy to use and can be replaced when the scent fades. 4. Place Reed Diffusers Strategically Reed diffusers can be placed near air vents (but not directly under strong airflow) to take advantage of the circulation from your forced air system. This helps spread the fragrance naturally. 5. Use Room Sprays Spray your favorite home fragrance near air vents for a quick boost of scent that will spread through the system as the air circulates. This works especially well for short bursts of fragrance. 6. Electric Diffusers Near Vents Position an electric diffuser close to an intake vent or supply vent. The airflow will help disperse the scent more broadly, creating a consistent fragrance throughout the space. 7. Candles and Wax Warmers in Key Areas While not directly tied to your heating system, placing candles or wax warmers in central locations can complement the scent distribution from your forced air system. Avoid placing them directly near vents to prevent the scent from being dispersed too quickly.