Axial Upblast Belt Drive Exhaust Ventilator
- Item # 4YY28
- Mfr. Model # 4YY28
- Catalog Page # 3021
- UNSPSC # 40101502
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- Item Exhaust Ventilator
- Drive Type - Roof Ventilators Belt Drive
- Drive Package With Motor Included No
- Blade Dia. 54"
- Base Square Size - Roof Ventilators 66-1/2" x 66-1/2"
- Item - Roof Ventilators Exhaust Ventilator
- Propeller Material Steel
- Max. Inlet Temp. (Deg. F) 120
- Bearing Type Regreasable Pillow Block
- RPM Range 291 to 496
- Speed Controllable NO
- Mounting Location Roof
- Base Height (In.) 1-3/4
- Overall Height (In.) 45
- Overall Dia. (In.) 66 1/2
- Shaft Dia. Sheave End (In.) 1 1/4
- Shaft Dia. Propeller End (In.) 1 1/4
- Housing Material Galvanized Steel
- Agency Compliance UL/cUL 705 Listed
- Requires Roof Curb For New Installations
- Adj. 12 3/8"H Roof Curb Stock No. 2ZV87
- Recommended 12 In. Fixed Curb Item No. 3AZJ8
- Dimension A 66-1/2"
- Dimension B 61-1/4"
- Dimension C 28"
- Dimension D 45"
- Dimension E 62-5/8"
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