This transition coupler from US Coupler is designed for efficient connection between high-density polyethylene (HDPE) duct and PVC pipe or fittings, ensuring a seamless integration in various applications. Crafted from durable aluminum with a ribbed exterior wall, it offers robust performance while maintaining an airtight rating of 180 psi, making it suitable for demanding environments. The coupler is specifically sized for a nominal duct diameter of 2 inches and adheres to SDR standards, ensuring compatibility with common systems. With custom sizes available, this coupler provides versatile solutions to meet your specific project requirements.