The Carpet and Fabricare Institute (CFI) recently announced an on-site, hands-on class for cleaning and restoring natural stone. This hands-on, on location, class at the Cuvaison Estate Vineyard Tasting Room in Napa Valley, Calif., will include intense and interactive personal instruction from Daniel Humbert, a stone restoration contractor with 30 years experience. Attendees will learn proper preparation, chemistry, and emulsification of natural stone and gain confidence in the use of said chemistry. The two-day class will take place April 9 - 10.

For more information, visit