Gravity Roof Vent 34 In Sq Base MPN:2RB73

Designed for exhaust or supply applications on natural gravity or positive pressure systems. Low-profile corrosion-resistant rigid aluminum construction with integral birdscreen and built-in curb cap. Prepunched holes allow easy attachment to roof curb.

Technical Specifications

• Item Gravity Ventilator
• Base Size - Roof Ventilators 34 in x 34 in
• Style - Roof Ventilators Low Profile
• Item - Roof Ventilators Gravity Ventilator
• CFM/Throat Velocity @ 0.050-In. SP Gravity Intake 1724/532
• CFM/Throat Velocity @ 0.050-In. SP Gravity Relief 2101/648
• CFM/Throat Velocity @ 0.100-In. SP Gravity Intake 2438/752
• CFM/Throat Velocity @ 0.100-In. SP Gravity Relief 2971/917
• CFM/Throat Velocity @ 0.125-In. SP Gravity Intake 2725/841
• CFM/Throat Velocity @ 0.125-In. SP Gravity Relief 3321/1025
• CFM/Throat Velocity @ 0.200-In. SP Gravity Intake 3447/1064
• CFM/Throat Velocity @ 0.200-In. SP Gravity Relief 4201/1297
• CFM/Throat Velocity @ 0.250-In. SP Gravity Intake 3854/1190
• CFM/Throat Velocity @ 0.250-In. SP Gravity Relief 4697/1450
• Overall Height (In.) 12 3/4 in
• Depth (In.) 38 1/4 in
• Width (In.) 38 1/4 in
• Max. Intake CFM/Throat Velocity 2970/926
• Construction Material Spun Aluminum
• Recommended 8 In. Fixed Curb Item No. 4HX42
• Recommended 12 In. Fixed Curb Item No. 2RB80
• Dimension A 34 in
• Dimension B 38 1/4 in
• Dimension C 11 in
• Dimension D 4 in

Manufacturer Details

• Manufacturer: Dayton
• Condensed Mfg Number: 2RB73
• MPN: 2RB73

Label Details

• Hazardous Material: N
• Green Material Flag: N
• Country of Origin: US
• CA Prop 65 Wht Label: N

Classification Details

• Harmonization Code: 7616995190
• GDS Category Name: Gravity Exhaust Supply Ventilators
• GDS Family Name: Roof Ventilators
• GDS Segment Name: HVAC and Refrigeration
• UNSPSC: 40101502
• UNSPSC Class ID: 15
• UNSPSC Commodity Name: Ventilation
• UNSPSC Commodity ID: 02
• UNSPSC Commodity Name: Air exhausters
• UNSPSC Family ID: 10
• UNSPSC Family Name: Heating and ventilation and air circulation
• UNSPSC Segment ID: 40
• UNSPSC Segment Name: Distribution and Conditioning Systems and Equipment and Components

Shipping Details

• Not For Sale In: HI AK PR