4-Inch Aluminum Ducting - 25ft Heavy-Duty Ventilation Duct for Easy Installation ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? 4-Inch Aluminum Ducting -25ft Heavy-Duty Ventilation Duct for Easy Installation Features: Designed for ventilation applications including HVAC, dryer systems, grow rooms, and tents. Four-layer design enhances durability and resistance to leaks, tears, and cuts. Flexible steel-wire spiral structure allows for installation in hard-to- areas. Constructed from high-quality aluminum and thermoplastic for longevity. Tube length can be shortened to suit various applications. Ducting Size: 4 inches | Length: 25 feet | Includes two stainless steel 4" duct clamps. Benefits: Efficient ventilation for HVAC and dryer systems promotes better airflow and improved energy efficiency. Designed to withstand the rigors of daily use and resist damage from wear and tear. Flexible construction makes it ideal for installation in tight spaces without compromising functionality. Customizable length ensures that you can tailor the ducting to your specific needs. Includes durable stainless steel clamps for secure attachment and peace of mind. Why choose our 4-Inch Aluminum Ducting? Upgrade your ventilation system with our 4-Inch Aluminum Ducting, expertly designed for maximum durability and efficiency. Whether you are setting up HVAC systems, dryers, or supporting cultivation needs in grow rooms, our four-layer ducting stands up to the challenge with its impenetrable resilience against leaks and cuts. Flexible mechanics ensure that even the hardest-to-access spaces become feasible, while the included stainless steel clamps guarantee a secure fit. Elevate your ventilation infrastructure today?experience superior airflow and durability with our top-of-the-line ducting solution. Shipping Free Fast Shipping - We offer free shipping to most of the USA with a normal delivery time of 3-7 days. However, due to the current situation, additional delivery time (up to 3 weeks) may be required for some items. Alternative Carriers - We may use alternative carriers (e.g. USPS, FedEx, UPS, etc.) to ensure your package arrives safely and on time. Due to the use of multiple carriers, we are unable to provide a tracking number automatically. Handling Time - Orders are processed and shipped within 1-2 business days of receiving cleared payment. Shipping Restrictions - Shipping to Alaska, Hawaii, Puerto Rico, Guam, and other US territories may incur shipping charges or delivery restrictions. Please contact us before ordering, or your order can be refunded/cancelled. State Restrictions - There may be restrictions based on your state of purchase. For example, certain items may not be shipped to California due to state regulations. Contact for Tracking Updates - If you require tracking updates or have any concerns about the delivery of your order, please feel free to contact us, and we will be happy to assist you. Return 30-Day Hassle-Free Returns - We want you to be completely satisfied with your purchase. If you are not, you can return the item within 30 days of receiving it for a full refund or exchange. Easy Return Process - To start a return, simply contact us and we will provide you with a prepaid return shipping label and detailed instructions. Restocking Fee - There are no restocking fees for returns. However, the buyer is responsible for return shipping costs if the return is not due to a seller's error. Refund Processing Time - Refunds will be processed within 5 business days of receiving the returned item in its condition. Payment We accept all major credit cards, PayPal, and Apple Pay for your convenience. Your payment information is secure and encrypted to ensure a safe and seamless transaction. Please complete your payment within 3 days of purchase to avoid any delays in shipping. Feedback Your feedback is extremely important to us. We strive to provide the best products and customer service possible. If you are satisfied with your purchase, please take a moment to leave us a positive review. If you have any concerns or issues with your order, please contact us before leaving negative feedback. We are committed to resolving any problems and ensuring your satisfaction. Contact Us If you have any questions or concerns, please feel free to out to our customer support team. You can contact us through the messaging system. We are available Monday to Friday, 9:00 am to 5:00 pm EST, and we will do our best to respond to your inquiry within 24 hours. Buy it now and enjoy a pleasant shopping experience! Model: Flexible Aluminum Ducting Unit Quantity: 25 feet Control Style: None Power Source: None Compatible Product: Universal,HVAC,dryer,grow rooms,tents Smart Home Compatibility: None Material: Aluminum,Stainless Steel Smart Home Protocol: None Compatible Model: None Mounting: None Features: Flexible,Durable,Leak Resistant,Tear Resistant,Cut Resistant,Easy to Install Resistance Properties: Tear Resistant,Leak Resistant,Cut Resistant Items Included: Duct Clamps Protection Properties: None Color: Black Programmability: Non-Programmable Thermostat Shape: None Cool Stages: None Voltage Type: No Voltage Voltage: None Sensor Technology: None Battery Size: None Display Size: None Number of Periods per Programmable Day: None Heat Stages: None Wire Configuration: None