{"product_id":"j-d-manufacturing-twister-exhaust-fan","title":"J\u0026D Manufacturing Twister Exhaust Fan","description":"\u003cp\u003eJ\u0026amp;D Manufacturing's Twister Exhaust Fan has been a trusted barn and greenhouse ventilation staple for over 20 years. Built with a heavy-gauge galvanized steel housing and a direct-drive motor, the Twister delivers dependable, low-maintenance airflow in demanding agricultural, greenhouse, and industrial environments. Available in 12\", 16\", 20\", and 24\", each unit ships fully assembled - just cut your rough opening, mount, and wire. The 18-gauge galvanized butterfly shutters open effortlessly at startup and spring shut when the fan is off, creating a tight, draft-free seal against debris, moisture, and pests.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures \u0026amp; Benefits\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGalvanized Butterfly Shutters:\u003c\/strong\u003e 18-gauge galvanized shutters with adjustable positive draft-free closure open automatically at startup and seal tight when off, blocking debris, moisture, and pests.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDirect-Drive Motor:\u003c\/strong\u003e No belts or pulleys means fewer wear points and lower maintenance requirements over the life of the fan.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHinged Rear Guard:\u003c\/strong\u003e Remove just two bolts and swing out the entire fan assembly for fast, easy cleaning and maintenance access.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBalanced Aluminum Prop with Zinc-Plated Hub:\u003c\/strong\u003e Precision-balanced for smooth, vibration-free operation and long bearing life.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVariable Speed Compatible:\u003c\/strong\u003e Most models support variable speed control for precise airflow management across seasons.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFully Assembled:\u003c\/strong\u003e Ships ready to install - cut the rough opening, attach to the structure, and wire. No additional assembly required.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptional Weather Hood:\u003c\/strong\u003e Galvanized weather hood available to protect the fan from harsh weather and severe wind-driven rain.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBroad Application Range:\u003c\/strong\u003e Ideal for dairy, poultry, greenhouse, industrial facilities, garages, workshops, and farms.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003ePart #\u003c\/th\u003e\n\u003cth\u003eSize\u003c\/th\u003e\n\u003cth\u003eHP\u003c\/th\u003e\n\u003cth\u003eVolts\u003c\/th\u003e\n\u003cth\u003eAmps\u003c\/th\u003e\n\u003cth\u003ePhase\u003c\/th\u003e\n      \u003cth\u003eRPM\u003c\/th\u003e\n\u003cth\u003eCFM @ 0\" SP\u003c\/th\u003e\n\u003cth\u003eCFM @ 0.05\" SP\u003c\/th\u003e\n\u003cth\u003eCFM @ 0.10\" SP\u003c\/th\u003e\n      \u003cth\u003eCFM @ 0.15\" SP\u003c\/th\u003e\n\u003cth\u003eCFM @ 0.20\" SP\u003c\/th\u003e\n\u003cth\u003eRough-In Dims\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003eVFT141130\u003c\/td\u003e\n\u003ctd\u003e12\"\u003c\/td\u003e\n\u003ctd\u003e1\/10\u003c\/td\u003e\n\u003ctd\u003e115\/230\u003c\/td\u003e\n\u003ctd\u003e1.42\/0.77\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003ctd\u003e1,725\u003c\/td\u003e\n\u003ctd\u003e930\u003c\/td\u003e\n\u003ctd\u003e850\u003c\/td\u003e\n\u003ctd\u003e780\u003c\/td\u003e\n\u003ctd\u003e660\u003c\/td\u003e\n\u003ctd\u003e460\u003c\/td\u003e\n\u003ctd\u003e13¾\" x 13¾\"\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eVFT141131\u003c\/td\u003e\n\u003ctd\u003e16\"\u003c\/td\u003e\n\u003ctd\u003e1\/3\u003c\/td\u003e\n\u003ctd\u003e115\/230\u003c\/td\u003e\n\u003ctd\u003e3.8\/1.9\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003ctd\u003e1,725\u003c\/td\u003e\n\u003ctd\u003e2,310\u003c\/td\u003e\n\u003ctd\u003e2,190\u003c\/td\u003e\n\u003ctd\u003e2,050\u003c\/td\u003e\n\u003ctd\u003e1,590\u003c\/td\u003e\n\u003ctd\u003e1,240\u003c\/td\u003e\n\u003ctd\u003e18\" x 18\"\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eVFT141132\u003c\/td\u003e\n\u003ctd\u003e20\"\u003c\/td\u003e\n\u003ctd\u003e1\/3\u003c\/td\u003e\n\u003ctd\u003e115\/230\u003c\/td\u003e\n\u003ctd\u003e3.8\/1.9\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003ctd\u003e1,725\u003c\/td\u003e\n\u003ctd\u003e3,120\u003c\/td\u003e\n\u003ctd\u003e2,930\u003c\/td\u003e\n\u003ctd\u003e2,630\u003c\/td\u003e\n\u003ctd\u003e2,210\u003c\/td\u003e\n\u003ctd\u003e1,990\u003c\/td\u003e\n\u003ctd\u003e21½\" x 21½\"\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eVFT141133\u003c\/td\u003e\n\u003ctd\u003e24\"\u003c\/td\u003e\n\u003ctd\u003e1\/2\u003c\/td\u003e\n\u003ctd\u003e115\/230\u003c\/td\u003e\n\u003ctd\u003e4.8\/2.4\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003ctd\u003e1,725\u003c\/td\u003e\n\u003ctd\u003e4,820\u003c\/td\u003e\n\u003ctd\u003e4,640\u003c\/td\u003e\n\u003ctd\u003e4,470\u003c\/td\u003e\n\u003ctd\u003e4,290\u003c\/td\u003e\n\u003ctd\u003e4,100\u003c\/td\u003e\n\u003ctd\u003e25¼\" x 25¼\"\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"J\u0026D Manufacturing","offers":[{"title":"16\"","offer_id":51325573202198,"sku":"VFT141131","price":455.87,"currency_code":"USD","in_stock":true},{"title":"12\"","offer_id":51325573792022,"sku":"VFT141130","price":323.68,"currency_code":"USD","in_stock":true},{"title":"24\"","offer_id":51325574414614,"sku":"VFT141133","price":507.32,"currency_code":"USD","in_stock":true},{"title":"20\"","offer_id":51325575201046,"sku":"VFT141132","price":457.65,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0910\/5912\/6550\/files\/Twister_Exhaust_Fan.webp?v=1779217180","url":"https:\/\/hydrobuilder.com\/products\/j-d-manufacturing-twister-exhaust-fan","provider":"Hydrobuilder","version":"1.0","type":"link"}