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Manufacturer JL Industries

DEHG and DEHA Domed Equipment Hatches

Domed Roof Equipment Hatches 

The galvanized steel and aluminium domed equipment hatches include a 12" high curb with rigid insulation and 4" wide flange for securing to roof deck.

Insulation: The lid has 1”fibreglass insulation in the space between the exterior cover and liner.

Construction: DEHG - Curb frame and cover are 14 gauge galvanized steel. DEHA - Curb frame and cover are .090 aluminium. All seams are fully welded and ground smooth for weather tightness. Includes 12” high curb with rigid insulation and 4” wide flange for securing to roof deck. The lid includes a one piece dome (or multiples) of either white translucent or clear colourless acrylic, a dome frame of extruded aluminium #6063-T5 with a minimum thickness of .070 provided with a self-contained sloping condensation and gutter for drainage. Lid construction is galvanized steel or aluminium exterior with metal liner and continuous bulb gasket door seal. Oversize doors may be spliced.

Hardware: Hardware includes heavy-duty galvanized hinges, compression spring automatic hold-open and operating arms with red vinyl handle grips. For models 7’ or larger - adjustable torsion spring automatic hold-open is provided. Lid hardware has a 2 point universal spring latch, and exterior and interior handle with an integral padlock.

Finish: 2 coats prime coat.


  • White Dome
  • Clear Dome
  • (RHWL) Gravity-Operated Battery-Powered Flashing Warning Light
  • (STH) Saf-T-Hatch Railing
  • Custom Sizes and Finishes Available

Equipment Hatches DEHA Series
JL Leed

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