Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

Account Cart

Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

Help Track order

Account Cart

Tjernlund DB-2 Duct Booster Fan for Heating and Cooling Airflow, 275 CFM | Duct booster fan delivers up to 275 CFM to improve heating and cooling airflow in compatible duct systems; verify sizing.

Product ID: 21971091

Details

Brand
Tjernlund
Color
Multicolored
Controller Type
Button Control
Electric fan design
Exhaust Fan
Material
Alloy Steel
Mounting Type
Free Standing

💨275 CFM airflow

🔥Rated for up to 200°F inlet temp

🛠️Fits 5-8 inch ducts & shallow 3.25 inch rectangular

38111 kr

Duties & taxes included

In stock

Sold byAmazon IcelandDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Iceland.

Secure transaction

Description

💨 Elevate your comfort zone with airflow that means business!

QUIET YET POWERFUL - Operates at a whisper-quiet 45 decibels, so comfort doesn’t come with noise.
EASY PRO INSTALLATION - Includes mounting template and installs with just 4 screws—upgrade your airflow without hassle.
BOOST YOUR AIRFLOW GAME - 275 CFM max airflow powers up your heating & cooling efficiency instantly.
BUILT TO WITHSTAND HEAT - Rated for inlet temps up to 200°F, perfect for demanding HVAC environments.
VERSATILE FIT FOR ANY DUCT - Seamlessly fits round ducts 5-8 inches and rectangular ducts as shallow as 3.25 inches—no duct left behind.

The Tjernlund DB-2 Duct Booster is a robust inline centrifugal fan designed to increase heating and cooling efficiency by delivering up to 275 CFM airflow. Engineered to fit both round (5-8 inch) and shallow rectangular ducts (as little as 3.25 inches deep), it features a galvanized steel housing and a quiet, permanently lubricated motor rated for inlet temperatures up to 200°F. UL listed and easy to install, this US-made booster is the smart upgrade for professionals seeking optimized HVAC performance.

Specifications

ASIN	B000LDEUGQ
Air Flow Capacity	275 Cubic Feet Per Minute
Best Sellers Rank	#111,194 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #434 in Household Ventilation Fans
Blade Length	8 Inches
Blade Material	Plastic
Brand Name	Tjernlund
Collection Name	Tjernlund Original Duct Booster - DB-2
Color	Multicolored
Control Method	Touch
Controller Type	Button Control
Customer Reviews	4.4 4.4 out of 5 stars (218)
Electric Fan Design	Exhaust Fan
Finish Type	Galvanized Steel
Global Trade Identification Number	00080956401007
Included Components	Mounting Template
Indoor Outdoor Usage	Indoor
Installation Type	built-in
Is Product Cordless	No
Item Dimensions D x W x H	11.5"D x 11.5"W x 11.5"H
Item Weight	4 Pounds
Main Power Connector Type	Electrical Cable
Manufacturer	Tjernlund
Material	Alloy Steel
Model Name	Tjernlund Original Duct Booster - DB-2
Model Number	DB-2
Motor Type	AC
Mounting Type	Free Standing
Noise Level	45 Decibels
Number of Power Levels	1
Part Number	DB-2
Power Source	Corded Electric
Recommended Uses For Product	Cooling, Exhausting
Reusability	Typical
Size	5 to 8 inches (duct diameter), 7 inches (length)
Specification Met	UL
Speed	1550 RPM
Style	Round Duct
Theme	Modern
UPC	080956401007
Unit Count	1.0 Count
Voltage	115 Volts
Wattage	70 watts

Common Questions

Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Ayesha M.

The product exactly matches the description. Very satisfied with my purchase.

5 days ago

Abdullah B.

Great price for an authentic product. Fast international shipping too!

3 weeks ago

View all Trustpilot reviews

Shop Global, Save with Desertcart

Value for Money

Competitive prices on a vast range of products

Shop Globally

Serving millions of shoppers across more than 100 countries

Enhanced Protection

Trusted payment options loved by worldwide shoppers

Customer Assurance

Trusted payment options loved by worldwide shoppers.

Desertcart App

Shop on the go, anytime, anywhere.

38111 kr

Duties & taxes included

In stock

Sold byAmazon IcelandDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Iceland.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Sneha T.

Received my product in pristine condition. Great service overall.

1 month ago

Anjali K.

The product quality is outstanding. Exactly what I needed for my work.

1 month ago

View all Trustpilot reviews