| Property | Value |
|---|---|
| Item - Roof Ventilators | Gravity Ventilator |
| Style - Roof Ventilators | Low Profile |
| Blade Dia. | 8 |
| Base Size - Roof Ventilators | 19 in x 19 in |
| CFM/Throat Velocity @ 0.050-In. SP Gravity Relief | 258/697 |
| CFM/Throat Velocity @ 0.050-In. SP Gravity Intake | 199/538 |
| CFM/Throat Velocity @ 0.250-In. SP Gravity Relief | 576/1558 |
| CFM/Throat Velocity @ 0.250-In. SP Gravity Intake | 445/1204 |
| Base Width (In.) | 19 |
| Recommended 8 In. Fixed Curb Item No. | 4HX38 |
| Dimension C | 7 1/4 in |
| Dimension C (In.) | 7-1/4 |
| Dimension B | 20 1/2 in |
| Dimension D (In.) | 1-1/2 |
| Max. Intake CFM/Throat Velocity | 780/2102 |
| CFM/Throat Velocity @ 0.200-In. SP Gravity Relief | 516/1393 |
| CFM/Throat Velocity @ 0.100-In. SP Gravity Intake | 282/761 |
| Dimension A (In.) | 19 |
| CFM/Throat Velocity @ 0.125-In. SP Gravity Intake | 315/851 |
| Fan Size (In.) | 8 |
| Construction Material | Spun Aluminum |
| Dimension B (In.) | 20-1/2 |
| Base Length (In.) | 19 |
| CFM/Throat Velocity @ 0.200-In. SP Gravity Intake | 398/1077 |
| Item | Gravity Ventilator |
| Recommended 12 In. Fixed Curb Item No. | 2RB75 |
| Depth (In.) | 20 1/2 in |
| Overall Height (In.) | 9 in |
| Width (In.) | 20 1/2 in |
| CFM/Throat Velocity @ 0.125-In. SP Gravity Relief | 408/1102 |
| Dimension A | 19 in |
| Dimension D | 1 1/2 in |
| CFM/Throat Velocity @ 0.100-In. SP Gravity Relief | 365/985 |
| Throat Area | 0.37 sq ft |
| Assembly | Fully Assembled |
| Number of Filters | 0 |
| Supply Airflow @ 0.125 in SP | 315 cfm |
| Resistance Properties | Corrosion Resistant |
| Overall Length | 19 in |
| Exhaust Airflow @ 0.100 in SP | 365 cfm |
| Overall Height | 9 in |
| Maximum Airflow | 780 cfm |
| Supply Airflow @ 0.100 in SP | 282 cfm |
| Maximum Static Pressure | 1/2 in wc |
| Damper Size | 8 x 8 in |
| Supply Airflow @ 0.250 in SP | 445 cfm |
| Exhaust Airflow @ 0.125 in SP | 408 cfm |
| Mount Type | Roof Curb |
| Base Height | 1 3/4 in |
| Overall Diameter | 20 1/2 in |
| Exhaust Airflow @ 0.250 in SP | 576 cfm |
| Ventilation Type | Exhaust, Supply |
| Base Width | 19 in |
| Overall Width | 20 1/2 in |
| Intake Area | 1.3 sq ft |
| Weight | 7 lb |
| For Air Type | Clean Air |
| Airflow @ Static Pressure | 199 cfm @ 0.050 in SP (Gravity Intake), 258 cfm @ 0.050 in SP (Gravity Relief), 282 cfm @ 0.100 in SP (Gravity Intake), 315 cfm @ 0.125 in SP (Gravity Intake), 365 cfm @ 0.100 in SP (Gravity Relief), 398 cfm @ 0.200 in SP (Gravity Intake), 408 cfm @ 0.125 in SP (Gravity Relief), 445 cfm @ 0.250 in SP (Gravity Intake), 516 cfm @ 0.200 in SP (Gravity Relief), 576 cfm @ 0.050 in SP (Gravity Relief) |
| Base Length | 19 in |
| Housing Material Fabrication | Spun |
| Housing Material | Aluminum |
| Includes | Birdscreen |
| Country of Origin (subject to change) | United States |
| Package Quantity | 1 |
Gravity Roof Vent, 19 In Sq Base, 199 CFM, Dayton, Mfr#: 2RB68
$201,99
Free shipping will be applied on orders over $50
Gravity Ventilator, Exhaust Airflow @ 0.100 in SP 365 cfm, Housing Material Aluminum, Assembly Fully Assembled, Compatible Curb Grainger Part Number 2RB75, Compatible Damper Grainger Part Number 4HX38, Mount Type Roof Curb, Number of Filters 0
9999 in stock
Must order in multiples of 1
Subtotal:
$201.99
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