AirTrim is a company specializing in engineering, manufacturing, and installing reliable pneumatic trim and matrix removal systems in North America. They offer solutions such as custom central systems, venturi systems, cutter systems, material handling fan systems, and pneumatic waste removal systems. AirTrim also provides portable single machine systems, rental systems, and a range of patented products including adjustable venturis and energy-saving inducer/venturi. Their services include product testing, installation, system audits, and technical support, with a focus on pneumatic material handling solutions for various industries.