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Square Smoke Damper, 23-3/4 In. W

Price $547.00 / each

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  • Item # 3HGH1
  • Mfr. Model # 3HGH1
  • UNSPSC # 40101504
  • Catalog Page # 4311
  • Shipping Weight 67.0 lbs.
Country of Origin USACountry of Origin is subject to change.
Note: Product availability is real-time updated and adjusted continuously. The product will be reserved for you when you complete your order. More

Technical Specs

  • ItemMotorized Smoke Damper
  • ShapeSquare
  • MaterialGalvanized Steel
  • Frame16 ga.
  • Blade16 ga.
  • Max. Temp.350 Degrees F
  • Max. Velocity2000 fpm
  • Recommended Retaining AngleMfr. No. 2TGJ1
  • Pressure Differential Max.4" wg
  • SealsFlexible Stainless Steel Jamb
  • Voltage120
  • Hz60
  • Phase1
  • Free Area382.32 sq. in.
  • Nominal Duct Width24"
  • Nominal Duct Height24"
  • Actual Width23-3/4"
  • Depth12"
  • Actual Height23-3/4"
  • Mounting TypeVertical/Horizontal
  • StandardsUL Standard 555S, NFPA 92A, 92B, 101 and 105, IBC, CSFM, NYC MEA, Class II Leakage, AMCA
  • IncludesFactory Mounted Actuator
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Compliance and Restrictions



Dayton Smoke Dampers are designed for use in HVAC system applications where emergency smoke control is required. Upon power interruption, damper closes automatically to prevent the spread of smoke through ducts or ventilation openings in smoke barriers. Qualified to UL Standard 555S leakage class of II.

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