Make setting up your UltimateAir Whole House Ventilation System a breeze. Our ducting kits are the most affordable way to get started. Versatile and optimized for maximum performance. The ducting kits may be customized on-site for ease of use with any construction type. Kits come with all UL rated ducting, connectors, tape, & vents necessary to optimize & distribute fresh air within your home or business.