The 10"x4"x6" #113R 90-Degree Register Boot is built for efficient airflow, durable performance, and easy installation in both residential and commercial HVAC systems. Designed for tradespeople and DIY installers alike, this galvanized steel duct fitting provides a secure, professional connection between your main trunk line and floor, wall, or ceiling registers. Engineered for long-term reliability, this register boot helps ensure balanced air distribution and optimized HVAC efficiency by smoothly directing air through 90-degree transitions. Its sturdy construction resists corrosion, air leaks, and wear, making it ideal for new installations, retrofits, or repairs. Key Features: Product Type: 90 degree Register Boot Model: #113R Dimensions: 10" x 4" x 6" Material: Heavy-duty galvanized steel Design: 90-degree angle for smooth airflow transitions Use: Connects ductwork to registers or grilles