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About this item

【High Quality Material】 Durable metal housing, ideal for long duct runs. Designed to combine EC motors for truly quiet and energy efficient performance, the 4" radon fan is suitable for air temperatures from -4°F to 140°F.

【Super Wind Pressure】Hon&Guan inline fan mastered the core technology, the new generation of duct fans of wind pressure (945 Pa) is far ahead, can be more efficient air convection

【Adjustable Controller】 The 4-inch duct fan includes a variable speed controller, which can adjust the air volume in ten steps, and the noise level is only 48 decibels even at the maximum air volume.

【Application Scenarios】Designed to quietly ventilate grow tents,hydroponics, DIY 3D printers, and HVAC systems, transfer heating/cooling to rooms, circulate fresh air, cool AV closets, exhaust odors.

Note: Products with electrical plugs are designed for use in the UK. Outlets and voltage differ internationally and this product may require an adapter or converter for use in your destination. Please check compatibility before purchasing.

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1. Sorry, We accept only Paypal.

2. Please pay soon after you have made the order or receive our email informing that you've won your bid so that we could arrange the shipment more quickly.

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1. Your order will be shipped within 1-2 business days,once we receive your payment.

2. We will ship your order once your payment iscleared.

3. We are not responsible for any customs duty incurred at foreign customs.

4. The shipping time is around 25-35 business days dpending on your location.

Notice: If the delivery address is remote area, you may need to pay extra shipping fee.Your kind understand and support will be our pleasure.

We will reply your message or E-mail in 7-18 hours

Our working time:

Monday-Friday:

9:00am-22:30pm (GMT+ 08:00 Beijing)

1:00am-14:30pm (GMT+ 00:00 London)

9:00am-08:30am (GMT- 06:00 USA/Canada)

All products have been checked and packaged in good condition before dispatch.

In case the item is defective, please inform us within 14 days of receipt, we will replace a new one. No Refunds are offered. Buyers have to pay for the return cost and we will pay the cost for resend ·

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