"The bags this vaporizer fills are a hit at any social event," writes Brandon Siddall, head budtender at top marijuana dispensary Caliva, and Adam Smith, purchasing manager in an email.

Canadian cannabis producer cuts debt load and shows revenue growth in key segments while pushing ahead with U.S. expansion.

Marijuana sales could hit $20 billion by 2020, with help from the ever-growing vaporizer market. Vaping is an alternative to smoking that involves inhaling vapor from an electronic device.