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Duct Access Doors

Available48 products
Duct access doors provide access to the inside of a duct for cleaning, maintenance, and repairs. They feature a seal to help maintain system efficiency and come in various shapes and sizes for different applications.
Door Shape

Flat Access Doors with Observation Port

Flat Access Doors with Observation Port
Flat access doors with observation ports allow users to visually inspect the interior of a duct without removing the HVAC system from service. They are generally used when sensors or sensitive equipment is installed in the airstream and routinely inspected.

Rectangular Door with Knobs

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Rectangular Door with Thumbscrews

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High-Temperature Flat Access Doors

High-Temperature Flat Access Doors
High-temperature flat access doors allow users to access the internals of a rectangular duct used for higher-temperature ventilation, such as combustion exhaust or manufacturing ventilation. They generally consist of two doors laminated with heat-resistant metals that, when secured, clamp a high-temperature seal or gasket in place.

Rectangular Door with Thumbscrews

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Square Door with Thumbscrews

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Fire-Rated Flat Access Doors

Fire-Rated Flat Access Doors

Fire-rated flat access doors allow access to the inside of a rectangular duct used for combustion exhaust or in immediate proximity to open flame. They feature a high-temperature sealing gasket and are designed to contain flames within the duct.

Rectangular Door with Thumbscrews

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Square Door with Thumbscrews

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Curved Access Doors

Curved Access Doors
Curved access doors allow access to the interior space of a round or spiral duct for maintenance and repairs. Their curved doors and integrated seal match the curvature of the round duct while maintaining duct performance.

Rectangular Door with Knobs

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High-Temperature Curved Access Doors

High-Temperature Curved Access Doors
High-temperature curved access doors allow access to the internals of a round duct used for high-temperature ventilation applications such as combustion exhaust. The high-temperature sealing gasket keeps the airstream inside when the door is secured.

Rectangular Door with Thumbscrews

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Note: Product availability is real-time basis and adjusted continuously. The product will be reserved for you when you complete your order.