PTM Manufacturing, LLC is a leading innovator in advanced HVAC air distribution and insulation technologies engineered to enhance energy efficiency, reduce operating costs, and support sustainable building practices. From Techna-Duc® to our custom-fabricated, LEED-eligible Kingspan KoolDuct® & Dual-Tech® systems, PTM delivers complete interior and exterior pre-insulated duct solutions for commercial, industrial, and residential applications. Our patented Techna-Duc® exterior system creates a water-tight, durable shield proven to reduce energy output by up to 25%, while Kingspan KoolDuct® offers a lightweight, high-efficiency duct system that minimizes air leakage, improves indoor air quality, and cuts fan energy use by as much as 30%. Combining the strengths of both, PTM’s patented Dual-Tech® system provides an all-in-one pre-insulated air distribution solution for indoor and outdoor use—offering superior energy performance, weather protection, and one-trade installation efficiency.