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Professional Copper Line Set Manufacturer Since 2008
Come and talk to Dabund Pipe, you will get the best price and good quality of Copper Line Set, Condenser Pad, Lineset Cover and other air conditioner parts.
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17 Years Factory

We produce the Line Sets by different insulation, like NBR, White PE, K-Flex Titan and Durkflex Insulation.
In April 2023 year we made 3 molds of Air Conditioner Condenser Pad, like 18x38x3",24x24x3", 32x32x3" and 36x36x3".

5 Days For Sample

You will get the free samples delivered once you confirm all details of Insulation Copper Pipe or other HVAC parts within 3-5days.
 
 

1,000,000 PCS Per Month

2 Factories, 50 Electric Welding Machines, 4 Auto-Package Machines, 30000m^2 warehouse, we focus on producing Air Conditioner Lineset, Condenser Pad, Bracket and Lineset Cover. Fast delivery is available within 5-7days, if you are urgent.
 

DABUND PIPE

Refrigeration Copper Pipe
Insulated Copper Tubing
Insulated Copper Pipe
Copper Line Set
AC line set
HVAC Line Set
Mini Split Air Conditioner Kit
Insulated Aluminum Pipe

About DABUND : Your Expert HVAC&R Products Supplier

CHANGZHOU DABUND PIPE CO., LTD. is a supplier of HVAC Line Sets for renowned brands such as Gree/Midea/Daikin and Carrier. We offer 5 Kinds of Insulation Pipes, with our self-produced PE Embossed Insulation Pipe featuring fire-resistant and high-temperature resistance properties, operating within a temperature range of -40℃ to 120℃. Our products utilize North American-certified copper materials with precision tolerances of +/-0.03mm. We provide 5-hour rapid response and 2-hour customized packaging design drawings. With over a decade of collaboration with professional freight forwarders and two warehouses in North America, we guarantee fast shipping within 10 days.
Our main products include HVAC Copper Line Sets, Air Conditioner Brackets (Wall Mounting/Floor Stands), and Lineset Cover Kits (available in various Colors with proprietary designs and models). We also supply other HVAC parts, such as Air Conditioner Cleaning Kits, Electric Whips, Disconnect Boxes and Condenser Pumps. For customers unable to meet MOQ requirements, we procure and maintain inventory to offer One-Stop Solution Services, saving your business at least 30% in costs while Reducing Time, Communication and Container Loading Efforts.
By 2030, our vision is to Help 30 Clients Achieve Annual Sales of $1 Million Each.
Growing hand-in-hand with global partners to build a high-efficiency, sustainable HVAC piping ecosystem.
 

DABUND MAKARON LINE COVER

Gray Air Conditioner Duct Design PVC Line Set Cover Kit
HVAC Line Set Cover
Gray Air Conditioner Duct Design PVC Line Set Cover Kit
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Black PVC Line Set Cover Air Conditioner Line Set Duct Cover
HVAC Line Set Cover
Black PVC Line Set Cover Air Conditioner Line Set Duct Cover
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Custom Beige PVC Line Set Cover Air Conditioning Duct Line Set Pipe Cover
HVAC Line Set Cover
Custom Beige PVC Line Set Cover Air Conditioning Duct Line Set Pipe Cover
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Blue PVC Line Set Cover Decorative Air Conditioner Cover
HVAC Line Set Cover
Blue PVC Line Set Cover Decorative Air Conditioner Cover
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Add to Basket

Welcome to Visit Our Factory

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Why DABUND is Trusted By 1000+ Global Importers?

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17+ Years’ Experience

We have 17+ years’ experience of copper line set, and have exported 100+ countries.
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Advanced Machine

We are constantly updating our factory machines and strive to produce higher quality products.
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Strong Supply

We have super productivity and can ship in the shortest time.
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Quality Assurance

Our products are of high quality and high standards, deeply loved by customers.
SHIPPING

Fast Shipping

After receiving the order, we will quickly enter the production to ensure that it will be delivered to the customer in the shortest time.
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Good Service

Our products have good after-sales service, our customer service is online 24 hours a day.
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Wide Market

Our products are shipped all over the world and are well recognized by customers.
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Free Sample
Free samples are available in custom design and packaging.
You will get a quick reply within 5 hours from Dabund Pipe.

Customers Installation Case

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1/4'' & 1/2'' Line Set
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1/4 3/8 line set 50 feet long
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3/8 3/4 50' line set
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7/8 3/8 Copper Line Set 35 feet Long
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1/4 3/8 line set 50 feet long
case5
3/8 3/4 35' line set
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Insulated copper pipe ac installation kit
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Copper Piping Kit for Mini Split Installation
case9
25 Ft. Copper Pipes for Mini Split Air
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Insulated Copper Tube 1/4" 3/8"
case10
3/8 Copper tubing 50 ft

Dabund News


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[Company Activities] Feb 10,2026
DABUND Showcases HVAC Innovation at the 2026 AHR Expo, Strengthening Global Partnerships

DABUND Showcases HVAC Innovation at the 2026 AHR Expo, Strengthening Global PartnershipsIn 2026, DABUND proudly participated once again in the AHR Expo, the world’s leading exhibition for HVACR professionals. As a company that has attended the AHR Expo every year, this event remains one of the most

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[Insulated Copper Pipe Knowledge] Feb 02,2026
Top 10 Insulated Copper Pipe Manufacturers in America

If HVAC systems were the circulatory system of a building, insulated copper pipes would be the arteries—quietly moving refrigerant, maintaining temperature, and keeping everything alive and efficient. Whether you’re installing a mini split in a home or engineering a large commercial HVAC system, the

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[Company Activities] Dec 03,2025
Top 10 Copper Line Set Manufacturer In America

# Why Copper Line Sets Still Matter in HVAC/RCopper line sets are the unsung heroes connecting outdoor condensing units to indoor evaporator coils. Even as new materials and refrigeration technologies appear, copper remains prized for its corrosion resistance, thermal conductivity, mechanical reliab

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[Insulated Copper Pipe Knowledge] Nov 21,2025
Top 10 Line Set Cover Manufacturers in America

Your HVAC system is a major investment in your home's comfort and value. A line set cover is a small, relatively inexpensive addition that pays massive dividends in aesthetics, protection, and efficiency. It’s the final, polished touch that elevates a standard installation to a professional one. Whether you go with the widespread reliability of DiversiTech, the custom perfection of S&K Manufacturing, or the specialized focus of Line Hide, you now have the knowledge to choose wisely. So, take a look at that line set snaking up your wall. Imagine it clean, protected, and seamless. Isn't it time you gave it the cover it deserves?

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Where is the AC Pipe, there is the Dabund Pipe.

We help you avoid the pitfalls to deliver the quality and value your HVAC&R products needs, on-time and on-budget.
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