FlexRight FAQs: Q. What is a Durable Elbow Support?
A. A Durable Elbow Support is the generic name for a product called FlexRight. The phrase Durable Elbow Support is taken from the FlexRight written specification and used generically in the ASHRAE Advanced Energy Design Guides for Schools, Retail Buildings, Warehouses, and Office Buildings. Below is an excerpt from the guides: Flexible ductwork should be of the insulated type and should be • Limited to connections between duct branch and diffusers. • Limited to connections between duct branch and variable air volume terminal units. • Limited to 5 ft or less. • Installed without any kinks. • Installed with a durable elbow support when used as an elbow. Q. What is a FlexRight? A. FlexRight is a radius forming brace designed to eliminate kinks and airflow restrictions common to most flexible duct installations. FlexRight installs over the outer jacket of flexible duct to form a smooth unrestricted 90-degree elbow. FlexRight is used with diffusers, air devices, duct collars, and HVAC equip
