P/N: 1WDN7 Key Specs
Item
GRAVITY VENT 48 IN BASE 54 1/2 IN SQ
OEM
DAYTON ELECTRIC MANUFACTURING CO
Condition
New OEM Original
Base Size - Roof Ventilators
54-1/2 in x 54-1/2 in
CFM/Throat Velocity @ 0.050-In. SP Gravity Intake
7300/456
CFM/Throat Velocity @ 0.050-In. SP Gravity Relief
7695/481
CFM/Throat Velocity @ 0.100-In. SP Gravity Intake
10,324/645
CFM/Throat Velocity @ 0.100-In. SP Gravity Relief
10,882/680
CFM/Throat Velocity @ 0.125-In. SP Gravity Intake
11,542/721
CFM/Throat Velocity @ 0.125-In. SP Gravity Relief
12,167/760
CFM/Throat Velocity @ 0.200-In. SP Gravity Intake
14,600/912
CFM/Throat Velocity @ 0.200-In. SP Gravity Relief
15,390/962
CFM/Throat Velocity @ 0.250-In. SP Gravity Intake
16,323/1020
CFM/Throat Velocity @ 0.250-In. SP Gravity Relief
17,207/1075
Construction Material
Galvanized Steel
Item - Roof Ventilators
Gravity Ventilator
Max. Intake CFM/Throat Velocity
20,766/1240
Overall Height (In.)
42 1/2 in
Recommended 12 3/8"H Roof Curb Item No.
2ZV86
Recommended 12 In. Fixed Curb Item No.
3AZJ6
Recommended 6 3/8"H Roof Curb Item No.
3C216
Recommended Gravity Backdraft Damper Item No.
6WRK8
Style - Roof Ventilators
Low Profile