JP Lamborn (JPL) is America’s leading third-generation, family-owned flexible duct manufacturer. For over 60 years, we’ve built our reputation on premium quality, competitive pricing, and dependable service. With four U.S. plants, we deliver products quickly and reliably wherever you do business. Flexible duct is our specialty — it’s all we do, and we do it right. Choose JPL for performance, partnership, and proven results — right out of the box.