| Base Height | 1 3/4 in |
| Base Length (In.), Base Width (In.), Dimension A (In.) | 19 |
| Base Length, Base Width, Dimension A, Overall Length | 19 in |
| Base Size - Roof Ventilators | 19 in x 19 in |
| Blade Dia. | 8", 8 in |
| Brand | Dayton |
| CFM/Throat Velocity @ 0.050-In. SP Gravity Intake | 199/538 |
| CFM/Throat Velocity @ 0.050-In. SP Gravity Relief | 258/697 |
| CFM/Throat Velocity @ 0.100-In. SP Gravity Intake | 282/761 |
| CFM/Throat Velocity @ 0.100-In. SP Gravity Relief | 365/985 |
| CFM/Throat Velocity @ 0.125-In. SP Gravity Intake | 315/851 |
| CFM/Throat Velocity @ 0.125-In. SP Gravity Relief | 408/1102 |
| CFM/Throat Velocity @ 0.200-In. SP Gravity Intake | 398/1077 |
| CFM/Throat Velocity @ 0.200-In. SP Gravity Relief | 516/1393 |
| CFM/Throat Velocity @ 0.250-In. SP Gravity Intake | 445/1204 |
| CFM/Throat Velocity @ 0.250-In. SP Gravity Relief | 576/1558 |
| Color | Silver |
| Construction Material | Spun Aluminum |
| Current Stock | 22 |
| Damper Size | 8 x 8 in |
| Depth (In.), Dimension B, Overall Diameter, Overall Width, Width (In.) | 20 1/2 in |
| Dimension B (In.) | 20-1/2 |
| Dimension C | 7 1/4 in |
| Dimension C (In.) | 7-1/4 |
| Dimension D | 1 1/2 in |
| Dimension D (In.) | 1-1/2 |
| Fan Size (In.) | 8 |
| International Shipping | No |
| Item, Item - Roof Ventilators | Gravity Ventilator |
| Lead Time | Expected to ship in 1-2 business days |
| Max. Intake CFM/Throat Velocity | 780/2102 |
| Mpn | 2RB68 |
| Overall Height, Overall Height (In.) | 9 in |
| Recommended 12 In. Fixed Curb Item No. | 2RB75 |
| Recommended 8 In. Fixed Curb Item No. | 4HX38 |
| SKU | ZO-G1634954 |
| Style - Roof Ventilators | Low Profile |
| UPC | 190735229552 |