FAQs

Browse by topic

Pick a category below for the most common questions and answers. Still need a hand? Get in touch — our support team is happy to help.

• Air PurifiersLearn about Sans air purifiers, HEPA filtration, SmartPure technology, and how to achieve cleaner air in your home.
• Water PurifierDiscover how Sans Water Purifier uses reverse osmosis to reduce contaminants that jug filters miss. Get answers about water quality and filtration.
• Replacement Filters - AirLearn when to replace your Sans air purifier filter, about the Clean Air Club subscription, and filter maintenance tips.
• Replacement Filters - WaterGet answers about Sans water purifier filter replacement, costs, the Clean Water Club subscription, and what contaminants our filters remove.
• Warranty, Delivery and ReturnsLearn about Sans 30-day home trial, 3-year warranty, free delivery, and hassle-free returns policy.
• PaymentExplore Sans payment options and accepted payment methods.