It is quiet and energy efficient It is quiet and energy efficient. There is no noticible rise in my electric bill. I keep it on auto, 24/7, and that is perfect for me. I have allergies and the sneezing is significantly reduced from several times a day to just two or three. Living in a split level home had me questioning if it would work well, but it fulfills it's duty to clean the air. Love it!

If you go on the web Sans isn’t even… If you go on the web Sans isn’t even listed on the list of best air purifyers. For this reason I’m out. Not into scamming

I've left an earlier review and as an… I've left an earlier review and as an additional piece of information, buyers need to be aware that they need to save the box and all packaging if they want to return the Sans for a refund. I was confident after reading so many glowing reviews and I didn't save the packaging. I'm out of luck. Additionally, the company has deleted my Facebook review. I'm very suspicious of the 5 Star reviews on their site.

I LOVE MY NEW AIR PURIFIER!!! I LOVE MY NEW AIR PURIFIER!!! I HAVE BEEN LOOKING FOR ONE FOR A WHILE AND WHEN I SAW THIS ONE I GOT SO EXITED AND PURCHED IT. GOT IT DELIVERED IN 3 DAYS AND SO FAR I AM IMPRESSED WITHH THE QUALITY and the difference it made in our house. It is very quite and elegant looking. I highly recommend it.

Poor customer service I have been on hold for customer service for 28 minutes and then hung up. On the talk icon on the website I have waited for 30 minutes after entering my question and then disconnected.