{"product_id":"whispervent-4-ventilation-inline-fan","title":"WhisperVent - 4\" Ventilation Inline Fan","description":"\u003ch2\u003eClean Airflow Without the Noise or Guesswork\u003c\/h2\u003e\n\u003cp\u003eMusty air, lingering odors, and rising heat can quickly make indoor spaces uncomfortable — especially in grow rooms, greenhouses, basements, and enclosed work areas. This complete 4-inch ventilation kit is designed to move stale air out fast while giving you full control over airflow and noise levels.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePowerful, quiet, and easy to install\u003c\/strong\u003e, it’s an all-in-one solution for creating a cleaner, better-ventilated environment without complicated setup.\u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1424\/8146\/files\/1f3b6bcb1a2955ee0fd63a4638b1d110_480x480.jpg?v=1778539113\" alt='4\" Ventilation Inline Fan' style=\"float: none; display: block; margin-left: auto; margin-right: auto;\"\u003e\u003c\/div\u003e\n\u003ch2\u003eComplete Ventilation Kit for Better Airflow \u0026amp; Odor Control\u003c\/h2\u003e\n\u003cp\u003eThis system combines a high-performance inline duct fan, carbon filter, and flexible aluminum ducting to help improve air circulation, manage unwanted odors, and regulate airflow in enclosed spaces.\u003c\/p\u003e\n\u003cp\u003eThe included \u003cstrong\u003evariable speed controller\u003c\/strong\u003e lets you fine-tune airflow based on your setup — whether you need maximum extraction power or quieter everyday operation.\u003c\/p\u003e\n\u003ch2\u003eWhy This One Stands Out\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVariable speed control included\u003c\/strong\u003e — Easily adjust airflow without buying extra accessories.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuiet centrifugal design\u003c\/strong\u003e — Built to deliver strong airflow while reducing vibration and operating noise.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete ready-to-install setup\u003c\/strong\u003e — Fan, carbon filter, and flexible ducting included.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrong airflow performance\u003c\/strong\u003e — 154 CFM airflow and 2700 RPM fan speed help ventilate enclosed areas efficiently.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong-lasting carbon filter\u003c\/strong\u003e — Reversible flange design helps extend filter lifespan up to 2 years.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexible ducting with reinforced steel wire\u003c\/strong\u003e — Durable, flame-retardant, and easy to position.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1424\/8146\/files\/cf1a7cbde3a3735e150964e35cebe97f_480x480.jpg?v=1778539114\" alt='4\" Ventilation Inline Fan' style=\"margin-bottom: 16px; float: none; display: block; margin-left: auto; margin-right: auto;\"\u003e\u003c\/div\u003e\n\u003ch2\u003eKey Benefits\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHelps reduce stale, humid air in enclosed spaces\u003c\/li\u003e\n\u003cli\u003eSupports better airflow in grow tents, greenhouses, kitchens, and basements\u003c\/li\u003e\n\u003cli\u003eAdjust airflow levels depending on your environment\u003c\/li\u003e\n\u003cli\u003eComposite fan blades help minimize vibration and noise\u003c\/li\u003e\n\u003cli\u003ePermanently lubricated bearing requires zero maintenance\u003c\/li\u003e\n\u003cli\u003eFlexible aluminum ducting makes installation simple\u003c\/li\u003e\n\u003cli\u003eCompact 4-inch size fits smaller ventilation setups easily\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eDesigned for Everyday Use\u003c\/h2\u003e\n\u003cp\u003eThe inline fan uses a durable centrifugal design commonly used in ventilation and air movement systems because of its consistent airflow performance and long-term reliability.\u003c\/p\u003e\n\u003cp\u003eThe included carbon filter features a \u003cstrong\u003e50mm thick carbon layer\u003c\/strong\u003e and high-airflow mesh design to support effective odor management while maintaining strong ventilation performance.\u003c\/p\u003e\n\u003cp\u003eA removable pre-filter is also included and can be replaced periodically to help extend the life of the main filter.\u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1424\/8146\/files\/a2a3faab8bf207f24a5231ba6623f1b2_480x480.jpg?v=1778539113\" alt='4\" Ventilation Inline Fan' style=\"margin-bottom: 16px; float: none; display: block; margin-left: auto; margin-right: auto;\"\u003e\u003c\/div\u003e\n\u003ch2\u003eIdeal For\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGrow rooms \u0026amp; grow tents\u003c\/li\u003e\n\u003cli\u003eGreenhouses\u003c\/li\u003e\n\u003cli\u003eBasements\u003c\/li\u003e\n\u003cli\u003eKitchens\u003c\/li\u003e\n\u003cli\u003eBathrooms\u003c\/li\u003e\n\u003cli\u003eHVAC ventilation setups\u003c\/li\u003e\n\u003cli\u003eGeneral indoor air circulation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eBuilt for Reliable Performance\u003c\/h2\u003e\n\u003cp\u003eFrom the reinforced aluminum ducting to the maintenance-free fan motor, every component is designed for dependable everyday ventilation use with minimal hassle.\u003c\/p\u003e\n\u003cp\u003eEasy to install, simple to control, and built to last.\u003c\/p\u003e\n\u003ch2\u003eUpgrade Your Airflow Setup Today\u003c\/h2\u003e\n\u003cp\u003eIf you need a compact ventilation system that delivers strong airflow, quieter operation, and adjustable control in one complete package, this 4-inch inline duct ventilation kit is ready to get the job done.\u003c\/p\u003e","brand":"JStonewell","offers":[{"title":"Default Title","offer_id":42979865428045,"sku":"7809844904013-42979865428045","price":174.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1424\/8146\/files\/3560539fea90594f1afc80c330667a68.jpg?v=1780061412","url":"https:\/\/www.jstonewell.com\/products\/whispervent-4-ventilation-inline-fan","provider":"JStonewell","version":"1.0","type":"link"}