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Automatic Roof Hatch Opener (ARHO)

Smart Solutions - Automating the Future of Roof Access Automatic Roof Hatch Opener (ARHO) allows you to open and close your roof hatch safely from the floor level, providing a safer egress and ingress through the roof hatch.


  • Automatically open, close, lock, and unlock
  • Retrofit or factory installed

  • OSHA/CAL-OSHA compliant

Download ARHO Sell Sheet


Fit Personnel™ and ThermalMAX™ standard size roof hatches
Materials Hot Rolled Steel
Finish Powder Coated Black
Lift System 110V Linear Actuator with Wireless Remote
Hardware Zinc Plated
Options External Stainless Steel Keypad and Back up Battery for power outages


NYSTROM warrants all Safety Railings to be free from manufacturing defects in materials, factory finishes, and workmanship for a period of five (5) years from the date of shipment.

Should a product fail to function in normal use within this period, Nystrom shall furnish a replacement or new part at Nystrom's discretion. Failure to use product in methods consistent with Nystrom product manuals shall relieve Nystrom of any liability. Our liability under this warranty excludes installation or removal costs involved in the product replacement and excludes any responsibility for incidental or consequential damage of any nature.

For information on a warranty claim, please visit our Warranty Support section or call 800 547-2635.

Warranty Support

Order Guide

Use the table below to guide specification of available options. The part numbers are indicated in BOLD ORANGE text.

ARHO Fitment Guide
Model Fits Personnel Fits ThermalMAX
ARHO-30 G3054, A3054, G3096, A3096 RHTA30x54, RHTA30x96
ARHO-36 G3630, A3630, G3636, A3636 RHTA36x30, RHTA36x36
ARHO-48 G48x48, A4848 RHTA48x48

Description Model Shop Drawing CAD Revit/BIM Data Sheet 3-Part Specs LEED Installation Warranty
Automatic Roof Hatch Opener AHRO PDF PDF WORD PDF PDF

Refer to the order guide above for size.