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Square transparent access door with double-cam latch

Ductmate

Ductmate GRFDC10GA HVAC Control 10 in 24 ga 175 °F

SKU CH-S336-P3BNW

Square access door with fiberglass insulation and double-cam latch fits 10-inch duct openings and withstands 175 °F

  • Product colorTransparent
  • 10 in square access door fits standard duct openings
  • Double cam latch secures door tightly under pressure
  • 24 ga steel with fiberglass insulation resists heat up to 175 °F
  • Tab-in hinge allows quick installation without extra hardware
  • Transparent panel lets you inspect duct interior at a glance

Duct Access Door 10 in 24 ga

The Ductmate GRFDC10GA is a square duct access door measuring 10 inches by 10 inches. It features a fiberglass insulated panel with a 24 gauge steel frame and a transparent observation port. The double cam latch and tab-in hinge provide secure closure for HVAC maintenance points.

Replaces sealed duct sections for inspection

This door replaces solid ductwork where periodic access is required for cleaning, damper adjustment or sensor checks. The 2 inch mounting studs suit standard duct wall thicknesses. The upgrade is worthwhile when fire rating is not mandated and operating temperatures stay within the 175 degree limit.

Sustained heat resistance up to 175 °F

Under continuous operation the fiberglass insulation and steel frame maintain integrity at the rated maximum temperature. The double cam latch holds alignment through thermal cycling without warping. The transparent port allows visual checks without opening the door, preserving the seal during extended run periods.

How it compares

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

Price $29.99
Cheaper than about 62% of the 1,762 comparable items (median $45.99).

Specifications

Product
Brand nameDUCTMATE
Product colorTransparent

Questions about this item

What size opening does the 10 in square duct access door require?

The door measures 10 in wide by 10 in high with a 2 1/8 in thickness, so the cut opening must match those dimensions for the tab-in hinge to seat correctly.

How do the double cam latches engage during installation, and what step is often missed?

Insert the door into the opening, align the tab-in hinge, then rotate both cams until they lock; the step often missed is fully rotating both cams so each latch seats against the duct wall.

When should the fiberglass insulation behind the 24 ga steel door be inspected or replaced?

Inspect the fiberglass insulation whenever the door is opened for duct cleaning; replace it if it shows compression, moisture damage, or if the 175 °F temperature rating has been exceeded.

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