Heater Sight Doors Designed by Great Southern Group

Designed by GSG and fabricated by subcontractors, these sight doors offer all the features that are important to your operations group. Compare other typical sight doors to GSG's and see the difference.

Now available in two standard sizes.

Sight Port: Closed
Prot. Glass: Closed
Shutter: Closed
Sight Port: Open
Prot. Glass: Closed
Shutter: Closed
Sight Port: Open
Prot. Glass: Closed
Shutter: Open
Sight Port: Open
Prot. Glass: Open
Shutter: Open
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Features
  • 5" X 9" and 8" X 16" cast heater sight doors (custom sizes available)
  • Tight seal heater sight ports for improved heater efficiency and reduced NOx emissions
  • High temperature glass permits viewing the burners without air leakage
  • Lightweight: 45 lbs. maximum aluminum door
  • Double-hinged design allowing door body and glass to be opened for IR scanning and cleaning of inside glass surface
  • Insulated stainless steel shutter to protect glass from direct radiant heat and limit soot build-up
  • Fully assembled