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  9. Exhaust Vent, 20 In
Dayton Exhaust Vent, 20 In 4YU88 - main

Exhaust Vent, 20 In

  • Mfr # 4YU88

  • Zoro # G1133221

product price: $1,303.99
/ea
Item requires special delivery charges. A $125.00 per item surcharge will be applied.

Key Features

Item - Roof Ventilators
Exhaust Ventilator
Drive Package With Motor Included
No
Drive Type - Roof Ventilators
Belt Drive
Blade Dia.
20 in
Base Size - Roof Ventilators
30 in x 30 in
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Specifications

Product Information

MFR #
4YU88
Zoro #
G1133221
UPC #
190735339275
Country of Origin
United States

Dimensions

Blade Dia.
20 in
Base Size - Roof Ventilators
30 in x 30 in
Base Width (In.)
30
Dimension D (In.)
5-1/8
Shaft Dia. Sheave End (In.)
3/4 in
Propeller Dia. (In.)
20
Overall Dia. (In.)
35 1/4 in
Dimension A (In.)
30
Shaft Dia. Propeller End (In.)
1 in
Dimension B
35 1/4 in
Dimension B (In.)
35-1/4
Dimension D
5 1/8 in
Overall Height (In.)
30 1/2 in
Dimension A
30 in
Recommended Damper Size (In.)
23 x 23
Dimension C
28 3/4 in
Dimension C (In.)
28-3/4
Base Height (In.)
1 3/4 in
Overall Height
30 1/2 in
Overall Length
35 1/4 in
Overall Width
35 1/4 in
Housing Length
35.3 in
Overall Diameter
35 1/4 in
Damper Size
23 x 23 in
Cutout Length
25.5 in
Housing Width
35.3 in
Base Width
30 in
Base Height
1 3/4 in
Base Length
30 in
Cutout Size
25.5 in L x 25.5 in W
Blade Diameter
20 in
Propeller Shaft Diameter
3/4 in

Details

Item
Axial Downblast Roof Exhaust Fans
Item - Roof Ventilators
Exhaust Ventilator
Drive Package With Motor Included
No
Drive Type - Roof Ventilators
Belt Drive
Type
Axial Downblast Less Drive Package
Recommended 12 In. Fixed Curb Item No.
2RB79
Application
Industrial and Commercial Applications
Agency Compliance
UL 705
Adj. 6 3/8"H Roof Curb Stock No.
4c454
RPM Range
795 to 1147
Bearing Type
Regreasable Pillow Block
Adj. 12 3/8"H Roof Curb Stock No.
2ZV83
Motor HP Range
1/4 to 3/4
Recommended 8 In. Fixed Curb Item No.
4HX41
Propeller Material
Steel
Mounting Location
Roof
Max. Inlet Temp. (Deg. F)
120 Degrees F
CFM Range
2742 to 3957 @0.0 Sp
Housing Material
Aluminum
Requires
Roof curb for new installations
Speed Controllable
No
Includes
NEMA 1 Junction Box
Recommended Damper Stock No.
4HX67
Standards
AMCA Air Rated, UL/cUL 705
Features
Fully Rolled Baffle Bead for Stability and Ease of Transport With Spun Aluminum Hood Construction, Galvanized Steel Venturi, Inlet and Supports, NEMA 1 Junction Box Located in Motor Enclosure
Includes Motor
No
Electrical Connection
Power Cord
Resistance Properties
Weather Resistant
Assembly
Unassembled
Maximum Inlet Air Temperature
120 Degrees F
Blade Design
Swept Steeply Pitched
Motor Location
In Airstream
Maximum Static Pressure
3/4 in wc
Mount Type
Roof Curb
Number of Blades
5
Maximum Motor Speed
1,147 RPM
Minimum Airflow
960 cfm
Compatible Speed Control
No
Compatible Curb Manufacturer Part Number
2RB79, 2ZV83, 3C437, 4C454, 4HX41, 4HX49
Blade Material
Steel
Maximum Airflow
3,957 cfm
Minimum Motor Speed
795 RPM
Base Shape
Square
For High-Static Pressure Applications
No
For Air Type
Clean Air
Housing Material Fabrication
Spun
Maximum Motor Horsepower
3/4 hp
Safety Features
Birdscreen, Windband
Brake Horsepower
13/50 hp, 17/50 hp, 13/25 hp, 39/50 hp
Minimum Motor Horsepower
1/4 hp
Includes Drive Package
No
Maximum Fan Speed
1,147 RPM

Description

Axial Downblast Roof Exhaust Fans, Assembly Unassembled, Mounting Location Roof, Blade Diameter 20 in, Base Diameter Not Applicable, Base Length 30 in, Base Shape Square, Base Width 30 in, Maximum Airflow 3,957 cfm, Minimum Airflow 960 cfm, Maximum Motor Horsepower 3/4 hp, Minimum Motor Horsepower 1/4 hp, Minimum Motor Speed 795 RPM, Maximum Motor Speed 1,147 RPM, Maximum Static Pressure 3/4 in wc, Drive Type Not Applicable, For High-Static Pressure Applications No, For Air Type Clean Air

Restrictions

This item has been restricted from sale in the following states: CA

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