GRAY FLEX 20-4GF-4 Flexible Air Duct 20 in x 25 ft

Product Description

The Gray Flex 20-4GF-4 is a flexible air duct suitable for ventilation systems. This duct features a diameter of twenty inches and a length of twenty-five feet, making it ideal for various air distribution needs. Made from a blend of plastic and steel, the duct is designed to maintain airflow effectively.

• Diameter: 20 inches
• Length: 25 feet
• Maximum Airflow: 5500

Product Highlights

This round duct provides reliable performance in ventilation applications and meets UL 181 Class 1 standards for safety.

Product Information

Standard Information

• Brand: Gray Flex
• MPN: 20-4GF-4

Technical Specifications

• Diameter: 20 inches
• Length: 25 feet
• Material: Plastic, Steel
• Material Type: Polyester
• Maximum Airflow: 5500
• R Value: R4.2
• UL Listed: UL 181 Class 1
• Duct Shape: Round
• Wall Thickness: 1.25 inches
• ASTM Standards: ASTM C518, ASTM E96A