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RHADD Domed Access Door

Domed Access Door Aluminum

Product Overview

RHADD Domed Access Door Introduction

Acudor Domed Roof Hatches are designed to provide convenient, economical access to the roof of a building. These hatches are standard with a Polycarbonate Dome which provides the benefit of a skylight.

  • Cover

    Double-skin construction (“in box type design”) with 1" Polyiso (R-6) insulation and a continuous EPDM foam weather/draft seal gasket that is attached to the inside of cover to provide a flush, tight fit. Designed to support a live load of 40lbs./sq. ft., the cover is 1/8" thick aluminum, with a 20 gauge aluminum inside liner. To accommodate the polycarbonate domes, an aluminum extrusion with built in condensation drainage channel is provided.
  • Curb

    1/8" Aluminum with 1" thick Polyiso (R-6) insulation at curb exterior. Curb is 12" high, with 3.375" wide bottom flange and pre-drilled mounting holes
  • Hinge

    Heavy Duty Aluminum pintle hinges with 3/8" SS pin
  • Opening

    Gas spring operators allow cover to open and close with ease. Stainless Steel Inside pull handle allows for easy control when closing cover.
  • Door Latch

    Self latching, Stainless steel outside T handle with stainless steel inside lock and lever assembly. Unit also has inside and outside padlock provisions.
  • Finish

    Mill finish.
Roof Hatches & Smoke Vents

Product Downloads

Product InformationSubmittal DrawingDWG3D ViewBIM Archicad
RHADD Domed Access Door

Product Highlights

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Clear, bronze, white, combination polycarbonate double-skin dome
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Stainless Steel Hardware standard on all hatches
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1" Polyiso (R-6) insulation standard on all hatches
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EPDM foam weather/draft seal gaskets provides weather tight construction
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(other sizes available)


 Curb ID W&LWeight per Hatch
Modelinches (mm)lbs. (kg.)
AD3232 24 X 24 (610 X 610) 125 (56.8)
AD3244 24 X 36 (610 X 914) 135 (61.4)
AD3838 30 X 30 (762 X 762) 140 (63.5)
AD3844 30 X 36 (762 X 914) 155 (70.5)
AD4444 36 X 36 (914 X 914) 170 (77.3)

For detailed specifications see submittal sheet