{"product_id":"dayton-4yy22-centrifugal-upblast-roof-exhaust-fan-belt-drive-less-drive-pack-36-in-wheel","title":"Dayton 4YY22 - Centrifugal Upblast Roof Exhaust Fan: Belt Drive, Less Drive Pack, 36 in Wheel, 320 RPM to 690 RPM","description":"\u003cp\u003e\u003c\/p\u003e\u003cp\u003eThis item is a centrifugal upblast roof exhaust fan configured for roof curb mounting and vertical air discharge. It uses a belt-driven backward-inclined aluminum wheel housed in a spun aluminum enclosure. The unit is supplied without a motor or drive package and is intended for exhausting kitchen air within specified airflow, temperature, and static pressure limits.\u003c\/p\u003e  \u003cp\u003eKey Features:\u003cbr\u003e \u003c\/p\u003e\u003cul\u003e \u003cli\u003eFan Type: Centrifugal upblast roof exhaust fan with backward-inclined wheel.\u003c\/li\u003e \u003cli\u003eAirflow Capacity: Airflow range specified from 8,631 to 18,611 cfm at 0.0 in static pressure.\u003c\/li\u003e \u003cli\u003eDrive Configuration: Belt drive design; motor and drive package not included.\u003c\/li\u003e \u003cli\u003eWheel and Housing Materials: Aluminum wheel with spun aluminum housing.\u003c\/li\u003e \u003cli\u003eOperating Limits: Maximum static pressure specified at 1-3\/4 in wc and maximum inlet air temperature up to 300°F.\u003c\/li\u003e \u003cli\u003eSpeed Range: Fan speed range specified from 320 to 690 RPM.\u003c\/li\u003e \u003cli\u003eBearings: Regreasable pillow block bearing configuration.\u003c\/li\u003e \u003cli\u003eMounting: Roof curb mounting with a square base measuring 46 in x 46 in.\u003c\/li\u003e \u003c\/ul\u003e ","brand":"DAYTON","offers":[{"title":"Default Title","offer_id":43259887517790,"sku":"4YY22","price":5140.43,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0663\/7151\/8558\/files\/Z1KNpwfo5oy_c953cf55-aafc-4c31-a1d6-d0ecaabc8277.jpg?v=1788437703","url":"https:\/\/nationalboilersupply.com\/products\/dayton-4yy22-centrifugal-upblast-roof-exhaust-fan-belt-drive-less-drive-pack-36-in-wheel","provider":"National Boiler Supply","version":"1.0","type":"link"}