The speed of delivery , the quality
However, cigarette smoke also contains gases that a True HEPA filter alone cant capture
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Pros, Cons, and Who They're Best For Pros: Backed by decades of clinical research, widely available at pharmacies, covered by some insurance plans and NHS prescriptions Cons: Flavors and experience are less satisfying than modern nicotine pouches, patches can cause skin irritation, gum can be tough on dental work Best for: People committed to full nicotine cessation who want a medically supervised step-down plan From experience, many former vapers find NRT patches useful as a baseline but supplement them with nicotine pouches for breakthrough cravings
They can run 24/7 independently of your HVAC system and are highly effective at capturing up to 99.9% of airborne particles as small as 0.1 microns 3 , including common allergens, dust, pet dander, smoke, and odors