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  • DAYTON 

    Gravity Vent, 24 In, Base 28 1/2 In Sq

  • Item # 1WDN3
  • Mfr. Model # 1WDN3
Gravity Vent, 24 In, Base 28 1/2 In Sq
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Product Details

This hooded gravity roof ventilator is designed for nonpowered ventilation or can be used in conjunction with powered exhaust, supply, or reversible fans. Its strong, weathertight hood is constructed of interlocking, arched, galvanized steel panels.
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Technical Specifications

Item # 1WDN3
Mfr. Model # 1WDN3
UNSPSC #40101502
Catalog Page 2966
Shipping Weight 226.0 lbs
Country of Origin Mexico *
Item Gravity Ventilator
Blade Dia. 24"
Base Square Size - Roof Ventilators 28-1/2" x 28-1/2"
Style - Roof Ventilators Low Profile
Item - Roof Ventilators Gravity Ventilator
CFM/Throat Velocity @ 0.050-In. SP Gravity Intake 2443/536
CFM/Throat Velocity @ 0.050-In. SP Gravity Relief 2539/635
CFM/Throat Velocity @ 0.100-In. SP Gravity Intake 3030/758
CFM/Throat Velocity @ 0.100-In. SP Gravity Relief 3591/898
CFM/Throat Velocity @ 0.125-In. SP Gravity Intake 3388/847
CFM/Throat Velocity @ 0.125-In. SP Gravity Relief 4015/1004
CFM/Throat Velocity @ 0.200-In. SP Gravity Intake 4285/1071
CFM/Throat Velocity @ 0.200-In. SP Gravity Relief 5079/1260
CFM/Throat Velocity @ 0.250-In. SP Gravity Intake 4791/1198
CFM/Throat Velocity @ 0.250-In. SP Gravity Relief 5678/1420
Overall Height (In.) 38
Depth (In.) 48
Width (In.) 48
Max. Intake CFM/Throat Velocity 6069/1239
Construction Material Galvanized Steel
Recommended 6 3/8"H Roof Curb Item No. 4C454
Recommended 12 3/8"H Roof Curb Item No. 2ZV83
Recommended 12 In. Fixed Curb Item No. 3AZH7
Damper Size (In.) 25 x 25
Recommended Gravity Backdraft Damper Item No. 2FTV7
Dimension A 28-1/2"
Dimension B 48"
Dimension C 48"
Dimension D 38"
Dimension E 22"
Dimension F 16"
Dimension G 11-1/2"
Dimension H 10-1/2"
* This product's country of origin is subject to change

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