Jeff Klass tells us about glass waivers and the resources you get from the IWCA/GANA/NGA Bulletins.
How do you educate your customers about caring for the glass?
International Window Cleaning Association
7918 Jones Branch Dr, Ste 300 | McLean, VA 22102 • 800.875.4922
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The 2020 IWCA Annual Convention & Trade Show is January 22-25, 2020! Register