Round 90° Elbow (with long radius for high pressure)

Round 90° Elbow with Long Radius for High Pressure

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This long-radius round 90° elbow provides a direction change in galvanized-steel HVAC ductwork. Its five-gore configuration has a centerline radius of 1.5 times the duct diameter. Match the diameter, gauge, and connection details to your project’s pressure and installation requirements before ordering.

Key Features:

• Fitting Design: Round 90° elbow with five-gore construction.
• Long Radius: Centerline radius equals 1.5 times the duct diameter for the five-gore 90° configuration.
• Material: Galvanized sheet steel.
• Gauge Options: 20, 22, 24, or 26 gauge. Contact us to confirm the gauge required for your duct size and SMACNA construction requirements.
• Size Options: Current duct-diameter selections are 6”, 8”, 10”, 12”, 14”, 16”, and 18”. Contact us for other sizes.
• Configuration Codes: E590 denotes a five-gore 90° elbow. Related configurations include E490, a four-gore 90° elbow with a radius equal to the duct diameter, and E345, a three-gore 45° elbow with a radius of 1.5 times the duct diameter. Contact us to request a different configuration.
• Finish: Natural galvanized steel, unpainted.
• Project Requirements: Confirm the required pressure class, gauge, radius, and connection dimensions before ordering.
• Availability and Lead Times: This product is not routinely stocked and is supplied on a made-to-order basis. Made-to-order configurations have an estimated production lead time of 2–3 weeks. Shipping transit time is additional.

No substitutions without approval: We will not substitute the selected duct diameter, gauge, gore configuration, radius, connection details, or finish without your approval.

Choose this five-gore long-radius elbow when your round duct layout requires a 90° direction change with a 1.5-diameter centerline radius.