The Liniar Customer Open Day announces the launch of new products and business opportunities, emphasizing the rebranding of the Zoom roofing system to Liniar Zoom and showcasing various new developments. Attendees can explore manufacturing capabilities, technical enhancements, and future product launches, as well as receive marketing support and insights into business growth potential. Key features include quick delivery times, a focus on customer support, and opportunities for installers to match roof colors with window options.