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16 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.
 
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Reasonable Price
and Professional Team
We have an excellent technical team, which can be designed according to customers requirements.More than 10 precision production line, easy to realize large quantities of goods, to provide you with the best price.
  • 60277
    +
    square feet of factory
  • US$
    142857
    +
    registered capital
  • 200
    +
    employees
  • 60
    +
    main facilities
  • 500000
    +
    pcs daily
  • 500
    +
    Product classification
HOT PRODUCTS

HVAC Line Set Pre Insulated Copper Tubing

HVAC Line Set Pre Insulated Copper Tubing
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Gray Air Conditioner Duct Design PVC Line Set Cover Kit

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

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

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

Blue PVC Line Set Cover Decorative Air Conditioner Cover
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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
HVAC LINE SET

About DABUND : Your Expert HVAC&R Products Supplier

Changzhou DABUND Pipe Co., Ltd. is one professional manufacturer of Insulated Copper Pipe, Line Set, Condenser Pad, Lineset Cover, Bracket and other air conditioner parts for Mini Split Systems. In order to save customers cost, we also produce the White PE and NBR Insulation by ourself. With scientific progressive conception of rapid introduction, we make our air conditioner Line Set to many overseas markets. And we are also willing to do the Lineset according to customers required, like different insulation. For now we produce K-Flex Titan and Durkflex Insulation for customers. And you will find other HVAC & R parts, like AC Disconnect Box, Electrical Whips, AC Capacitor, Air Conditioner Duct, Air Conditioner Drain Hose, Air conditioner pump and different type Rubber Pads, Anti Vibration Pads of air conditioning external unit etc. Our products are produced for exporting to tens of countries such as American, Canada,Germany, and so on ."Growing with clients" is always our management concept.

DABUND MAKARON LINE COVER

HVAC Line Set Pre Insulated Copper Tubing
Pre Insulated Copper Tubing
HVAC Line Set Pre Insulated Copper Tubing
Inquire
Add to Basket
Gray Air Conditioner Duct Design PVC Line Set Cover Kit
HVAC Line Set Cover
Gray Air Conditioner Duct Design PVC Line Set Cover Kit
Inquire
Add to Basket
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
Inquire
Add to Basket
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
Inquire
Add to Basket

Welcome to Visit Our Factory

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factory
factory
factory
factory
Introduction
  • Furniture decoration
    Furniture decoration
  • Furniture decoration
    Furniture decoration
  • Furniture decoration
    Furniture decoration

Why DABUND is Trusted By 1000+ Global Importers?

14+-Years’-Experience

16+ Years’ Experience

We have 16+ years’ experience of copper line set, and have exported 100+ countries.
Advanced-Machine

Advanced Machine

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

Strong Supply

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

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.
good-service

Good Service

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

Wide Market

Our products are shipped all over the world and are well recognized by customers.
free-sample
Free Sample
Free samples are available in custom design and packaging.
You will get a quick reply within 12 hours from Dabund Pipe.
Soulution
This area can be fully edited and gives you the opportunity to introduce yourself, your website, your products or your services.
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Specialized in product
/
Expertise in type
/
Superior to heart
/
Economy is more affordable
/
Superior to heart
/
Economy is more affordable
/
Expertise in type

Customers Installation Case

case1
1/4'' & 1/2'' Line Set
case2
1/4 3/8 line set 50 feet long
case3
3/8 3/4 50' line set
case4
7/8 3/8 Copper Line Set 35 feet Long
case6
1/4 3/8 line set 50 feet long
case5
3/8 3/4 35' line set
case8
Insulated copper pipe ac installation kit
case7
Copper Piping Kit for Mini Split Installation
case9
25 Ft. Copper Pipes for Mini Split Air
case11
Insulated Copper Tube 1/4" 3/8"
case10
3/8 Copper tubing 50 ft
DABUND Showcases HVAC Innovation at the 2026 AHR Expo, Strengthening Global Partnerships
2026-02-10

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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Top 10 Insulated Copper Pipe Manufacturers in America
2026-02-02

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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Top 10 Copper Line Set Manufacturer In America
2025-12-03

# 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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HLS4M00P0009.png
Top 10 Line Set Cover Manufacturers in America
2025-11-21

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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Top 10 France Air Conditioner Bracket For Industry
2025-11-04

Top 10 France Air Conditioner Bracket For Industry: A 2024 Buyer's Guide### H1: Top 10 France Air Conditioner Bracket For Industry: A 2024 Buyer's GuideLet's be honest, when you're planning an industrial HVAC installation, the air conditioner bracket isn't exactly the star of the show. Your mind is

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Top 10 AC Bracket Manufacturers in America: The 2025 Comprehensive Guide
2025-10-24

Top 10 AC Bracket Manufacturers in America: The 2025 Comprehensive Guide• H2: Introduction: The Backbone of American Manufacturing• H2: Understanding AC Brackets and Their Critical Role in Industry• H2: What Makes a Great AC Bracket Manufacturer?• H3: Key Selection Criteria for AC Bracket Suppliers•

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Top 10 HVAC Line Set Manufacturers in Canada
2025-10-13

Top 10 HVAC Line Set Manufacturers in CanadaTop 10 HVAC Line Set Manufacturer in Canada### H1: Your Guide to the Top HVAC Line Set Manufacturers in CanadaWhen you're installing or repairing a heating or cooling system in Canada, there's a crucial component that often doesn't get the spotlight it des

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Top 10 France HVAC Line Set For Industry
2025-09-23

Top 10 France HVAC Line Set For Industry: The Ultimate 2024 Guide### H1: Top 10 France HVAC Line Set For Industry: The Ultimate 2024 Guide### H2: Introduction: More Than Just Pipes – The Lifelines of Your HVAC SystemWhen you think about a massive industrial HVAC system—the kind that cools a data cen

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Top 10 HVAC Line Set Manufacturer in Germany
2025-09-09

Top 10 HVAC Line Set Manufacturer in GermanyH1: Introduction to Germany's HVAC Line Set Manufacturing IndustryWhen it comes to heating, ventilation, and air conditioning (HVAC) systems, the unsung heroes are often the line sets—those crucial copper tubes that connect indoor and outdoor units while r

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Dabund News


94599efab1b714514b22cda6711fcc9a_1080_1080.jpg
[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

READ MORE
no photo
[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

READ MORE
HLS4M00P0009.png
[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

READ MORE
4.png
[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?

READ MORE

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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