About Us          Certificate          Blog           Contact Us           Free Sample
banner-bg
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.
Get The Best Price
banner-mobile

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
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
Blue PVC Line Set Cover Decorative Air Conditioner Cover
HVAC Line Set Cover
Blue PVC Line Set Cover Decorative Air Conditioner Cover
Inquire
Add to Basket

Welcome to Visit Our Factory

6712D8E1-D7E0-41BC-A710-EF615D44838F_1_105_c
F68F04F2-4D78-4FEB-A9D9-9E9D1EC92C36_4_5005_c
crop_1756359396708
EED2EBB5-0DD3-4D0F-9A40-A6CDD0E9C11C_1_105_c
crop_1756359362107

Why DABUND is Trusted By 1000+ Global Importers?

crop_1756359927810

17+ Years’ Experience

We have 17+ years’ experience of copper line set, and have exported 100+ countries.
crop_1756359798928

Advanced Machine

We are constantly updating our factory machines and strive to produce higher quality products.
crop_1756358595753

Strong Supply

We have super productivity and can ship in the shortest time.
crop_1756358826668

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.
合照 (2)

Good Service

Our products have good after-sales service, our customer service is online 24 hours a day.
crop_1756360117088

Wide Market

Our products are shipped all over the world and are well recognized by customers.
IMG_20240818_111223
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

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 News


1585_356_364_349_364.jpg
Jun 09,2026
AC Control Board Manufacturing: OEM Vs Aftermarket Guide

Is your air conditioner acting up?The AC control board is the brain of your system. When it fails, your comfort disappears.Choosing between expensive OEM parts and aftermarket alternatives is a tough dilemma. You want quality without overspending.

READ MORE
1586_354_364.jpg
Jun 06,2026
How Much Does An AC Control Board Cost? OEM Vs Aftermarket Price Guide (2026)

Is your home suddenly sweltering?The AC control board acts as the brain of your cooling system.When it fails, your entire unit stops working.Homeowners often face a tough dilemma.Should you pay a premium for OEM parts?Or, do you risk compatibility issues with cheaper aftermarket alternatives?

READ MORE
1585_356_364.jpg
Jun 03,2026
AC Control Board Failure: Top Symptoms And Replacement Guide

Is your home suddenly feeling like a sauna?A broken AC Control Board might be the hidden culprit.It acts as the central brain of your HVAC system.When it fails, your cooling cycle stops completely.This can be incredibly stressful during hot summer days.

READ MORE
1586_354_364.jpg
May 30,2026
AC Control Board Troubleshooting: A Complete Testing Guide

Is your air conditioner suddenly acting up?The AC Control Board acts as the brain of your cooling system. When it fails, your home comfort suffers.Don't rush to pay for expensive, unnecessary repairs just yet. A systematic diagnosis can save you significant money.

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.
Contact us

Products

Quick Links

Services

Contact us
© COPYRIGHT 2024 DABUND PIPE ALL RIGHTS RESERVED.