Unico has approximately 650 UPCs across the U.S. and Canada, and the company wants to boost that to 1,000 or more in 2018.

Employee program aims to provide economic opportunity and innovative career paths in the skilled trades.

Through the instructor-led online courses, industry experts present three-hour sessions on such other HVAC&R topics

The pictograms, designed by an industrial body of toilet makers, include those for 'strong flush,' 'bidet' and 'raise/lower the lid.'