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  9. Gravity Roof Vent, 19 In Sq Base, 312 CFM
Dayton Gravity Roof Vent, 19 In Sq Base, 312 CFM 2RB69 - main

Gravity Roof Vent, 19 In Sq Base, 312 CFM

  • Mfr # 2RB69

  • Zoro # G2774292

product price: $208.99
/ea
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Key Features

Item - Roof Ventilators
Gravity Ventilator
Style - Roof Ventilators
Low Profile
Blade Dia.
10"
Base Size - Roof Ventilators
19 in x 19 in
CFM/Throat Velocity @ 0.050-In. SP Gravity Relief
370/650
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Specifications

Product Information

MFR #
2RB69
Zoro #
G2774292
UPC #
190735229569
Country of Origin
United States

Dimensions

Blade Dia.
10"
Base Size - Roof Ventilators
19 in x 19 in
Fan Size (In.)
10
Dimension D (In.)
2
Dimension C
7 1/4 in
Dimension A (In.)
19
Overall Height (In.)
9 in
Dimension D
2 in
Dimension C (In.)
7-1/4
Dimension A
19 in
Base Width (In.)
19
Dimension B
20 1/2 in
Dimension B (In.)
20-1/2
Depth (In.)
20 1/2 in
Base Length (In.)
19
Width (In.)
20 1/2 in
Overall Width
20 1/2 in
Overall Length
19 in
Base Width
19 in
Overall Diameter
20 1/2 in
Base Height
1 3/4 in
Base Length
19 in
Overall Height
9 in
Damper Size
10 x 10 in

Details

Item - Roof Ventilators
Gravity Ventilator
Style - Roof Ventilators
Low Profile
CFM/Throat Velocity @ 0.050-In. SP Gravity Relief
370/650
CFM/Throat Velocity @ 0.050-In. SP Gravity Intake
312/548
CFM/Throat Velocity @ 0.250-In. SP Gravity Relief
828/1453
CFM/Throat Velocity @ 0.250-In. SP Gravity Intake
698/1225
Max. Intake CFM/Throat Velocity
1032/1801
CFM/Throat Velocity @ 0.125-In. SP Gravity Relief
586/1027
CFM/Throat Velocity @ 0.100-In. SP Gravity Intake
442/775
CFM/Throat Velocity @ 0.200-In. SP Gravity Relief
741/1299
Item
Gravity Ventilator
CFM/Throat Velocity @ 0.125-In. SP Gravity Intake
494/866
CFM/Throat Velocity @ 0.200-In. SP Gravity Intake
624/1096
Construction Material
Spun Aluminum
Recommended 8 In. Fixed Curb Item No.
4HX38
CFM/Throat Velocity @ 0.100-In. SP Gravity Relief
524/919
Recommended 12 In. Fixed Curb Item No.
2RB75
Exhaust Airflow @ 0.250 in SP
828 cfm
Maximum Airflow
1,032 cfm
Airflow @ Static Pressure
312 cfm @ 0.050 in SP (Gravity Intake), 370 cfm @ 0.050 in SP (Gravity Relief), 442 cfm @ 0.100 in SP (Gravity Intake), 494 cfm @ 0.125 in SP (Gravity Intake), 524 cfm @ 0.100 in SP (Gravity Relief), 586 cfm @ 0.125 in SP (Gravity Relief), 624 cfm @ 0.200 in SP (Gravity Intake), 698 cfm @ 0.250 in SP (Gravity Intake), 741cfm @ 0.200 in SP (Gravity Relief), 828 cfm @ 0.050 in SP (Gravity Relief)
Assembly
Assembled
Mount Type
Roof Curb
Maximum Static Pressure
1/2 in wc
Weight
8 lb
Throat Area
0.57 sq ft
Supply Airflow @ 0.125 in SP
494 cfm
Supply Airflow @ 0.250 in SP
698 cfm
For Air Type
Clean Air
Exhaust Airflow @ 0.100 in SP
524 cfm
Includes
Birdscreen
Housing Material Fabrication
Spun
Intake Area
1.72 sq ft
Resistance Properties
Corrosion Resistant
Ventilation Type
Exhaust, Supply
Housing Material
Aluminum
Number of Filters
0
Exhaust Airflow @ 0.125 in SP
586 cfm
Supply Airflow @ 0.100 in SP
442 cfm

Description

Gravity Ventilator, Exhaust Airflow @ 0.100 in SP 524 cfm, Housing Material Aluminum, Assembly Assembled, Compatible Curb Grainger Part Number 2RB75, Compatible Damper Grainger Part Number 4HX38, Mount Type Roof Curb, Number of Filters 0

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