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Downblast Ventilator Without Motor and Drive, Belt, Roof, Motor HP Range 1/2 to 5 close
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Downblast Ventilator Without Motor and Drive, Belt, Roof, Motor HP Range 1/2 to 5

Price $3,445.00 / each

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  • Item # 4YY11
  • Mfr. Model # 4YY11
  • UNSPSC # 40101502
  • Catalog Page # 3704
  • Shipping Weight 409.0 lbs.
Country of Origin USA Country of Origin is subject to change.
Note: Product availability is real-time updated and adjusted continuously. The product will be reserved for you when you complete your order. More

Technical Specs

  • Item Downblast Ventilator Without Motor and Drive
  • Drive Type Belt
  • Wheel Dia. 36"
  • CFM Range 8693 to 18,322 @ 0.0" SP
  • RPM Range 325 to 685
  • Motor HP Range 1/2 to 5
  • Base Width 46"
  • Mounting Location Roof
  • Base Length 46"
  • Base Height 1-3/4"
  • Overall Dia. 58-3/4"
  • Overall Height 38-1/2"
  • Shaft Dia. Wheel End 1-1/4"
  • Shaft Dia. Sheave End 1-1/4"
  • Bearing Type Regreasable Pillow Block
  • Max. Inlet Temp. 180 Degrees
  • Housing Material Spun Aluminum
  • Wheel Material Aluminum
  • Wheel Type Backward Inclined Centrifugal
  • Adj. 12 3/8"H Roof Curb Stock No. 2ZV85
  • Adj. 6 3/8"H Roof Curb Stock No. 3C597
  • Recommended 12 In. Fixed Curb Item No. 2RB82
  • Recommended 8 In. Fixed Curb Item No. 4HX44
  • Recommended Damper Size (In.) 39 x 39
  • Recommended Damper Stock No. 4HX70
  • Requires Roof Curb For New Installations
  • Standards UL/cUL 705AMCA Sound & Air
  • Includes NEMA 1 Junction Box
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Compliance and Restrictions

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Product availability based on selecting either shipping or pick up and a location. Dismiss

Replacement Parts

Need help finding replacement parts? Please use the list below or call 1-800-GRAINGER (472-4643)

Customer Reviews


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Product Q&A

(1 Question : 1 Answer)

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1 year ago
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Answers

Answer: 
Hello. To get you the proper drive assembly, we would need more information from you. There are multiple motor sizes for this unit.

If you would please call 800-472-4643 and speak with one of our HVAC tech reps they will be able to assist you.

Thank you for using Grainger Ask and Answer.
1 year ago
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  • 2016-02-06 T19:58:44.425-06:00
  • bvseo_lps, prod_bvqa, vn_prr_5.6
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  • 2016-02-06 T19:58:44.427-06:00
  • bvseo_lps, prod_bvqa, vn_prr_5.6
  • cp-1, bvpage1
  • co_hasquestionsanswers
  • loc_en_US, sid_4YY11, prod, sort_default
1 of 1