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Gravity Ventilator, 22" L, 11 3/4"H, 10 lb

  • Mfr # 2RB70

  • Zoro # G0777287

product price:  $268.99
/ea
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Key Features

Item - Roof Ventilators
Gravity Ventilator
Style - Roof Ventilators
Low Profile
Blade Dia.
12"
Base Size - Roof Ventilators
22 in x 22 in
CFM/Throat Velocity @ 0.050-In. SP Gravity Relief
523/638
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Specifications

Product Information

MFR #
2RB70
Zoro #
G0777287
UPC #
190735229576
Country of Origin
United States

Dimensions

Blade Dia.
12"
Base Size - Roof Ventilators
22 in x 22 in
Base Length (In.)
22
Dimension B (In.)
29
Dimension C
10 in
Dimension C (In.)
10
Base Width (In.)
22
Fan Size (In.)
12
Width (In.)
29 in
Dimension B
29 in
Overall Height (In.)
11 3/4 in
Dimension D (In.)
3-1/2
Dimension A (In.)
22
Dimension D
3 1/2 in
Depth (In.)
29 in
Dimension A
22 in
Overall Length
22 in
Base Width
22 in
Overall Width
29 in
Base Length
22 in
Damper Size
12 x 12 in
Base Height
1 3/4 in
Overall Height
11 3/4 in
Hood Length
29 in
Hood Width
29 in
Cutout Width
22 in
Hood Height
10 in
Cutout Length
22 in
Wire Rope Length
22 in

Details

Item - Roof Ventilators
Gravity Ventilator
Style - Roof Ventilators
Low Profile
CFM/Throat Velocity @ 0.050-In. SP Gravity Relief
523/638
CFM/Throat Velocity @ 0.050-In. SP Gravity Intake
448/546
CFM/Throat Velocity @ 0.250-In. SP Gravity Relief
1171/1428
CFM/Throat Velocity @ 0.250-In. SP Gravity Intake
1001/1221
Construction Material
Spun Aluminum
CFM/Throat Velocity @ 0.200-In. SP Gravity Intake
895/1092
CFM/Throat Velocity @ 0.125-In. SP Gravity Intake
708/863
Item
Gravity Ventilator
CFM/Throat Velocity @ 0.100-In. SP Gravity Intake
633/772
Recommended 8 In. Fixed Curb Item No.
4HX39
Max. Intake CFM/Throat Velocity
1512/1848
CFM/Throat Velocity @ 0.100-In. SP Gravity Relief
740/903
CFM/Throat Velocity @ 0.200-In. SP Gravity Relief
1047/1277
CFM/Throat Velocity @ 0.125-In. SP Gravity Relief
828/1009
Recommended 12 In. Fixed Curb Item No.
2RB76
Intake Area
2.52 sq ft
Supply Airflow @ 0.125 in SP
708 cfm
Includes
Birdscreen
Exhaust Airflow @ 0.125 in SP
828 cfm
Throat Area
0.82 sq ft
Mount Type
Roof Curb
Housing Material Fabrication
Spun
For Air Type
Clean Air
Exhaust Airflow @ 0.100 in SP
740 cfm
Supply Airflow @ 0.250 in SP
1,001 cfm
Airflow @ Static Pressure
1,001 cfm @ 0.250 in SP (Gravity Intake), 1,047 cfm @ 0.200 in SP (Gravity Relief), 1,171 cfm @ 0.050 in SP (Gravity Relief), 448 cfm @ 0.050 in SP (Gravity Intake), 523 cfm @ 0.050 in SP (Gravity Relief), 633 cfm @ 0.100 in SP (Gravity Intake), 708 cfm @ 0.125 in SP (Gravity Intake), 740 cfm @ 0.100 in SP (Gravity Relief), 828 cfm @ 0.125 in SP (Gravity Relief), 895 cfm @ 0.200 in SP (Gravity Intake)
Exhaust Airflow @ 0.250 in SP
1,171 cfm
Assembly
Assembled
Supply Airflow @ 0.100 in SP
633 cfm
Number of Filters
0
Maximum Airflow
1,512 cfm
Weight
10 lb
Resistance Properties
Corrosion Resistant
Housing Material
Aluminum
Ventilation Type
Exhaust, Supply
Maximum Static Pressure
1/2 in wc
Housing Color
Silver
Hood Type
Fixed Hood
Housing Finish
Aluminum Plated
Supply Airflow @ 0.000 in SP
400 cfm
Compatible Curb Manufacturer Part Number
2RB76

Description

Gravity Ventilator, Exhaust Airflow @ 0.100 in SP 740 cfm, Hood Height 10 in, Hood Length 29 in, Hood Width 29 in, Cutout Length 22 in, Cutout Width 22 in, Supply Airflow @ 0.000 in SP 400 cfm, Blade Material Not Applicable, Housing Material Aluminum, Assembly Assembled, Compatible Curb Grainger Part Number 2RB76, Compatible Damper Grainger Part Number Not Applicable, Mount Type Roof Curb, Number of Filters 0

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