Air Conditioner Line Set & Pre-insulation Copper Pipe & AC Bracket & Line Set Cover

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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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".

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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.

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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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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

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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.

Why DABUND is Trusted By 1000+ Global Importers?

16+ Years’ Experience

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

Advanced Machine

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

Strong Supply

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

Quality Assurance

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

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

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

Wide Market

Our products are shipped all over the world and are well recognized by customers.

Free Sample

Free samples are available in custom design and packaging.

You will get a quick reply within 12 hours from Dabund Pipe.

Customers Installation Case

1/4'' & 1/2'' Line Set

1/4 3/8 line set 50 feet long

3/8 3/4 50' line set

7/8 3/8 Copper Line Set 35 feet Long

1/4 3/8 line set 50 feet long

3/8 3/4 35' line set

Insulated copper pipe ac installation kit

Copper Piping Kit for Mini Split Installation

25 Ft. Copper Pipes for Mini Split Air

Insulated Copper Tube 1/4" 3/8"

3/8 Copper tubing 50 ft

More Cases

Dabund News

[Insulated Copper Pipe Knowledge] Jun 17,2025

Top 5 HVAC Line Set Manufacturer In The USA: Keeping Your Climate Control Flowing

FlowingThink about your HVAC system like the circulatory system of your home. The heart (compressor) pumps, the lungs (coils) exchange heat, but what carries the lifeblood – the refrigerant – between them? That’s the humble, yet absolutely critical, HVAC line set. Often hidden behind walls or buried underground, these copper tubes wrapped in insulation are the unsung heroes of your comfort. Choosing a high-quality line set from a reputable manufacturer isn't just a detail; it's fundamental to your system's efficiency, longevity, and reliability. Let's dive into the top 5 HVAC line set manufacturers in the USA that contractors trust to keep American homes and businesses cool in summer and warm in winter.

[Insulated Copper Pipe Delivery] Apr 22,2025

Top 5 HVAC Line Set Manufacturer You Should Know

Ever feel overwhelmed trying to choose the best HVAC line set manufacturer? You're not alone. With so many companies out there promising the best quality, pricing, and innovation, it's hard to know who’s really worth your time (and budget). That’s why we’ve done the heavy lifting for you. Whether you’re a contractor, HVAC engineer, or just a curious homeowner, this guide is your golden ticket to finding the top HVAC line set manufacturers in the industry.

[Company Activities] Mar 04,2025

AHR EXPO 2025: A Successful Journey of Connection And Collaboration

From February 10th to 12th, 2025, we had the privilege of participating in the AHR EXPO in Orlando, USA, one of the most prestigious events in the HVAC industry. This year’s exhibition was not only a platform to showcase our innovative products but also an opportunity to reconnect with old friends a

[Insulated Copper Pipe Delivery] Sep 04,2024

Successful Shipment of Black Rubber AC Copper Pipes To New York Customers

We are pleased to announce the successful completion and packing of a recent order for Black Rubber AC Copper Pipes from our valued customers in New York. These products, which are highly sought after in HVAC line sets, have been meticulously manufactured and packaged in our state-of-the-art facilit