What was the fiber content of the last five carpeted surfaces you cleaned? Was it nylon, olefin, polyester, triexta or wool?
The Carpet and Rug Institute's (CRI) Seal of Approval (SOA) program has "gone international" after Scandinavian-based manufacturer Ångtvättbilen AB began participating in CRI's rigorous testing program for carpet cleaning products and equipment.
Many cleaning professionals visit the International Custodial Advisers Network (ICAN) Ask the Experts page for insight and, every business day, we deliver advice to better help you perform your job.
At least once per year.
Multiple times each year.
It varies depending on resources (time/money).