S45 Whole-Home HVAC Scent Diffuser – Up to 4,500 Sq. Ft.

Whole-home scenting, ready to enjoy.

The Maison Scents S45 is a waterless cold-air HVAC scent diffuser for spaces up to 4,500 sq. ft. Its 1,000 ml reservoir is designed for ongoing fragrance use throughout your home or business. Coverage varies with your HVAC layout, airflow and preferred intensity.

In stock. Want fragrance included? Shop the S45 + 100 ml fragrance bundle for $499. Choose from four scents on the bundle page. The diffuser alone is also $499.

Best for

Whole homes, offices and boutiques with HVAC integration.

At a glance

• Coverage: up to 4,500 sq. ft.
• Connection: HVAC integration
• Fragrance delivery: waterless cold-air diffusion
• Oil reservoir: 1,000 ml

Need a larger system?

The S80 is listed for up to 9,000 sq. ft. and can be used with HVAC or freestanding. Compare the S45 and S80 before choosing.

For divided or unusually tall spaces, ask us for help with placement. Check the installation instructions and your HVAC setup before ordering. Eligible diffusers include a one-year limited warranty; review the return policy.