1. Home
  2. Heating & Cooling
  3. Roof Ventilators
  4. Belt Drive Centrifugal Exhaust Vents
  5. Downblast Vent, Belt Drive, 30-1/2 In
Dayton Downblast Vent, Belt Drive, 30-1/2 In 7AF27 - main

Downblast Vent, Belt Drive, 30-1/2 In

  • Mfr # 7AF27

  • Zoro # G2347037

product price:  $2,868.99
/ea
Free Shipping & Returns

Key Features

Item - Roof Ventilators
Downblast Ventilator
Drive Package With Motor Included
Yes
Duty Rating - Roof Ventilators
Hazardous Location
Drive Type - Roof Ventilators
Belt Drive
Mounting Location - Roof Ventilators
Roof
See all product information
Get a 10% off coupon
Free 30-day returns
Return Policy
Get 30 days to pay with Net 30
Apply Now
Real support from real people
Contact our U.S. based team

Specifications

Product Information

MFR #
7AF27
Zoro #
G2347037
UPC #
-
Country of Origin
Multiple

Dimensions

Base Size - Roof Ventilators
42 in x 42 in
Base Square Size - Roof Ventilators
42" x 42"
Base Height
1 3/4 in
Base Length
42 in
Dimension D
8 1/4 in
Wheel Dia.
30 1/2 in
Base Width
42 in
Overall Height
37 3/4 in
Dimension A
42 in
Dimension B
50 in
Shaft Dia. Wheel End
1 in
Overall Dia.
50 in
Dimension C
36 in
Damper Size
35 x 35 in
Overall Length
50 in
Housing Length
50 in
Overall Width
50 in
Overall Diameter
50 in
Propeller Shaft Diameter
1 in
Wheel Diameter
30 1/2 in
Housing Width
50 in

Details

Item - Roof Ventilators
Downblast Ventilator
Drive Package With Motor Included
Yes
Duty Rating - Roof Ventilators
Hazardous Location
Drive Type - Roof Ventilators
Belt Drive
Mounting Location - Roof Ventilators
Roof
Number of Speeds
1
Voltage - Roof Ventilators
230V AC/460V AC
Motor HP - Roof Ventilators
3/4 hp
CFM @ 0.000-In. SP
7694
Sones @ 0.500-In. SP @ 5 Ft.
8.1
Max. BHP
0.77
Max. Inlet Temp.
180 Degrees
Agency Compliance
& G hazardous locations, F, Motor only UL Listed for Class I Groups C & D andClass II Groups E
Recommended 8 In. Fixed Curb Item No.
4HX43
Mounting Location
Roof
Drive Package Included
Yes
CFM @ 0.250-In. SP
6616
Wheel Material
Aluminum
Adj. 12 3/8"H Roof Curb Stock No.
2ZV84
Motor HP
3/4
CFM @ 0.125-In. SP
7197
CFM @ 0.375-In. SP
5955
Hz
60
Adj. 6 3/8"H Roof Curb Stock No.
4c455
Max. Operating Amps
3.0/1.5
Sones @ 0.250-In. SP @ 5 Ft.
9.6
Speed Controllable
No
Recommended 12 In. Fixed Curb Item No.
2RB81
Sones @ 0.125-In. SP @ 5 Ft.
10.6
Housing Material
Aluminum
RPM
475
Wheel Type
Backward Inclined
Phase
3
CFM @ 0.500-In. SP
5095
Includes
Hazardous Location Motor
Assembled/Unassembled
Unassembled
Item
Centrifugal Downblast Roof Exhaust Fan
Drive Type
Belt Drive
Motor Voltage
230/460
Standards
AMCA Sound and Air, UL
Bearing Type
Regreasable Pillow Block
Frequency
60 Hz
Motor Horsepower
3/4 hp
Exhaust Airflow @ 0.500 in SP
5,095 cfm
For High-Static Pressure Applications
No
Nameplate Voltage
230/460V AC
Includes Motor
Yes
Maximum Static Pressure
1/2 in wc
Resistance Properties
Weather Resistant
Safety Features
Birdscreen
For Air Type
Flammable Vapor
High-Efficiency Motor
No
Application
Industrial and Commercial Applications
Exhaust Airflow @ 0.000 in SP
7,694 cfm
Maximum Fan Speed
475 RPM
Airflow @ 0.000 in SP
7,694 cfm
Mount Type
Roof Curb
Maximum Inlet Air Temperature
180 Degrees F
Current
3.0/1.5 A
Compatible Curb Manufacturer Part Number
2RB81, 2ZV84, 3C438, 4C455, 4HX43, 4HX51
Exhaust Airflow @ 0.375 in SP
5,955 cfm
Electrical Connection
Power Cord
Housing Material Fabrication
Spun
Brake Horsepower
77/100 hp
Sound Level
10.6 sones @ 0.125 in SP and 5 ft, 11.4 sones @ 0.000 in SP and 5 ft, 8.1 sones @ 0.500 in SP and 5 ft, 8.8 sones @ 0.375 in SP and 5 ft, 9.6 sones @ 0.250 in SP and 5 ft
Exhaust Airflow @ 0.125 in SP
7,197 cfm
Motor Location
Out of Airstream
Base Shape
Square
Assembly
Unassembled
Motor Speed
1,725 RPM
Includes Drive Package
Yes
Motor Enclosure
Totally Enclosed Fan Cooled
Features
Nonoverloading Centrifugal Wheel Design
Exhaust Airflow @ 0.250 in SP
6,616 cfm
Hazardous Location Specification
Class I Group C, Class I Group D, Class II Group E, Class II Group F, Class II Group G

Description

Centrifugal Downblast Roof Exhaust Fan, Drive Type Belt Drive, Assembly Unassembled, Wheel Diameter 30 1/2 in, Base Diameter Not Applicable, Base Length 42 in, Base Width 42 in, Base Shape Square, Nameplate Voltage 230/460V AC, Phase 3, Motor Horsepower 3/4 hp, Exhaust Airflow @ 0.000 in SP 7,694 cfm, For High-Static Pressure Applications No, High-Efficiency Motor No, For Air Type Flammable Vapor, Includes Drive Package Yes, Includes Motor Yes, Mounting Location Roof

Ratings & Reviews

3 Reasons You Can Count On Us

  • Supplies for every job.

    Supplies for every job.

    10 million items and the exact one you need.

  • When you need it fast, count on Zoro!

    When you need it fast, count on Zoro!

    2 million products ship in 1 day.

  • Stretch your budget further.

    Stretch your budget further.

    Everyday low prices on the brands you love.

Explore More Products