Yes. It takes less than 2 minutes. Simply drill a small 1/4" hole into your supply duct and insert the included scent tube. No professional HVAC technician is required—it’s a simple DIY setup.

Never. Unlike our competitors, we don’t believe in "locking" customers into contracts. You own the hardware. Buy your 200ml refills whenever you want, on your own terms.

Typically 2–3 months. Because our "cold-air" mist is highly concentrated, a short 10–30 second burst every 10 minutes is usually enough to scent a large home.

Yes. Our waterless technology creates a "dry" nano-mist that stays suspended in the air. It leaves no wet residue on floors or furniture and uses no heat or flames, making it much safer than candles or plugins.

We offer free tracked U.S. shipping on orders over $99. Most orders are processed within 24 hours and typically arrive within 3–5 business days.

While the Grand 300™ is an "open" system, it is designed for cold-air nebulizing oils. For the best performance and to avoid clogging, we recommend Nobl Parfums oils, which are 60% more affordable than other luxury brands.

We offer a 30-day return policy on unused items and a 1-year limited warranty on all hardware. If there's a mechanical fault, we’ll repair or replace it—guaranteed.