FAQs

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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 remove contaminants that pitcher 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, Shipping and ReturnsLearn about Sans 30-day risk-free trial, 5-year warranty, free shipping, and hassle-free returns policy.
• Financing and PaymentExplore Sans financing options including Affirm, Shop Pay installments, HSA/FSA eligibility, and accepted payment methods.