Al Zylstra is Division Manager of DRAMMwater, the water management and treatment segment of DRAMM Corporation of Manitowoc, WI. He has more than 30 years’ experience in the engineering, design, supply, and support of horticulture environment technology systems for commercial and institutional growing facilities throughout North America. Zylstra’s experience includes water treatment and water management systems, irrigation systems, nutrient management and injection systems, heating and computerized environment control systems, nurseries, and indoor growing facilities. Zylstra is backed by his team of Engineers, Project Managers, and purchasing and logistics specialists. He is a frequent presenter at horticulture industry seminars and forums.