Dryer Booster Fan 4” DBF 110 Inline with Auto On/Off Pressure Sensor

Additional Details from the Manufacturer

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More features

• 【Powerful 167 CFM Dryer Booster Fan】Professional-grade airflow transforms weak dryer exhaust systems. Cuts drying time by up to 30–70% depending on vent length and airflow conditions, dbf110 dryer booster exhaust fan helps reduce moisture buildup and lint clogs, and supports safer dryer operation—ideal for long vent runs, basements, garages, or complex duct layouts
• 【Auto-On/Auto-Off Dryer Vent Booster】Smart pressure sensor automatically activates the fan when positive air pressure is detected in the dryer vent and shuts it off when airflow stops. No switches, remotes, or programming required. Factory-calibrated and sealed for safety—perfect for forget-free, automated laundry days
• 【All-Weather Indoor & Outdoor Booster Fan】Heavy-duty waterproof construction, and rust-resistant materials ensure reliable performance in demanding environments. Install this vent booster fan indoors, outdoors, in crawl spaces, or utility rooms with confidence—built to last with commercial motor durability
• 【Quick DIY Installation for Standard 4" Dryer Vents】Vertical installation only—connects easily to existing 4-inch flexible or rigid dryer ducts. Plug into a standard outlet; no electrician required. Perfect for DIY homeowners, landlords, or anyone wanting faster drying without renovation
• 【Energy Efficient Dryer Helper Saves Money】Helps reduce repeated drying cycles, lower energy bills, and extend appliance life by improving exhaust efficiency. Backed by a 3-year warranty and responsive US-based support—email us anytime for troubleshooting or replacement
• Startup Tip:If the blower does not activate right away after installation, it may be due to balanced air pressure. Direct warm air from a hair dryer into the silicone tube for 15+ seconds to help initiate airflow and start the system