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Galvanised steel HVAC access door, 10 inch square, 24 gauge

Dayton

Dayton 5EFT2 HVAC Access Door 10 in Square 24 ga

SKU CH-SWE3-F3C6M

Square galvanised steel duct access door with 10 inch opening, 24 gauge thickness and double-cam latch

  • 10 in square opening gives easy duct access
  • 24 ga galvanized steel resists corrosion
  • tab-in hinge allows quick installation
  • double cam latch secures door tightly
  • fiberglass insulation reduces heat loss

Square Access Door for Ductwork

The Dayton 5EFT2 is a galvanised-steel access door sized at 10 inches square for use in HVAC duct systems. It provides a secure, insulated opening that allows technicians to inspect, clean or service ductwork without removing sections of the run. The unit is intended for commercial and residential installations where regular duct maintenance is required.

Insulated Panel with Double-Cam Latch

A 1 3/4-inch thick fiberglass-insulated steel panel helps reduce thermal loss and condensation at the opening. The tab-in hinge and double-cam latch hold the door firmly closed during system operation while allowing quick, tool-free access when opened. The 24-gauge steel construction resists deformation under normal duct pressures.

Fits Standard 10-Inch Square Openings

The door mounts directly into a prepared 10-inch square cut-out, leaving the surrounding duct insulation and structure intact. Its low-profile frame adds minimal protrusion inside the duct, preserving airflow capacity. Installers should verify that the duct material and support can accommodate the door's weight and latch clearance before cutting the opening.

How it compares

Measured against everything we stock in Heating & Cooling Controllers, at today’s prices. Recalculated every night.

Price $21.99
Cheaper than about 71% of the 1,762 comparable items (median $45.99).

Specifications

Product
Brand nameDAYTON

Questions about this item

How is the 10-inch square access door with tab-in hinge installed, and what step is often missed?

Mount the frame flush to the duct opening, insert the door so the tabs engage the hinge slots, then secure the double cam latches; the step often missed is confirming the fiberglass insulation seats evenly before tightening the cams.

What maintenance will the galvanized steel door and fiberglass insulation need over time?

Inspect the 24 ga steel for corrosion and the fiberglass insulation for compression or moisture damage annually; replace the insulation if it loses loft and lubricate the double cam latch mechanism if it binds.

What limit appears first when the door is exposed to sustained heat in the duct?

The fiberglass insulation will degrade before the 24 ga galvanized steel frame, so prolonged high-temperature exposure reduces insulating effectiveness first.

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