1. 1/4"-3/8"
Experience the pinnacle of air conditioning performance with our premium copper pipes, meticulously crafted for HVAC components.The outer dimension spans from 6.35mm to 9.52mm, ensuring precise metric measurements for seamless integration.
2. Our pipes are forged from 99.9% pure copper, meeting the stringent ASTM B280 and C12200 standards, guaranteeing unparalleled quality and reliability.
3. Choose from an extensive range of AC Copper Sizes: 1/4", 3/8", 1/2", 5/8", 3/4", 7/8", and 1 1/8", with length options of 15m, 20m, 25m, 30m, and 50m to suit any requirement.
4. Our insulation, crafted from 1/2" Polypropylene, is UV resistant and conforms to ASTM E 84, UL94, ASTM D1056, and ASTM G 21 standards. Operates efficiently from -40ºC to 120ºC for all your demanding applications.
5. Perfectly suited for every Air Conditioning & Refrigeration Application, including Ductless mini-split systems, heat pumps, and Centralized Air Ducted Units.
6.
Pressure Rating: 2100 to 7000 PSI, significantly exceeding the required 700 PSI for R410, ensuring absolute safety and performance.
7. Our in-house produced insulation can be personalized with your company name, size, and meter specifications for a bespoke touch.
Size List
Size |
Copper Pipe |
Thickness Insulation Size |
Length Available |
Flame Resistant |
1/4+3/8 |
6.35x0.75+9.52x0.8mm |
3/8"/1/2"/3/4"/1" |
1ft - 164ft |
M1/B1 |
1/4+1/2 |
6.35x0.75+12.7x0.8mm |
3/8"/1/2"/3/4"/1" |
1ft - 164ft |
M1/B1 |
1/4+5/8 |
6.35x0.75+15.88x0.9mm |
3/8"/1/2"/3/4"/1" |
1ft - 164ft |
M1/B1 |
3/8+5/8 |
9.52x0.8+15.88x0.9mm |
3/8"/1/2"/3/4"/1" |
1ft - 164ft |
M1/B1 |
3/8+3/4 |
9.52x0.8+19.05x0.9mm |
3/8"/1/2"/3/4"/1" |
1ft - 164ft |
M1/B1 |
1/2+3/4 |
12.7x0.8+19.05x0.9mm |
3/8"/1/2"/3/4"/1" |
1ft - 164ft |
M1/B1 |
3/8+7/8 |
9.52x0.8+22.22x1.14mm |
3/8"/1/2"/3/4"/1" |
1ft - 164ft |
M1/B1 |
1ft-50ft Copper Line Set; available with both ends of the copper pipe flared and fitted with nuts for convenience.





Changzhou DABUND Pipe Co., Ltd. stands as a premier manufacturer of HVAC parts, specializing in air conditioner installation pipe kits. Our offerings include insulated copper pipe and comprehensive installation kits. By producing white embossed PE insulation and aluminum pipes in-house, we reduce costs and pass the savings to our customers. Our forward-thinking approach highlights rapid innovation, allowing our air conditioner connecting pipes to penetrate numerous international markets. We strive to be your ONE-STOP source for all HVAC & R parts, including Air Conditioner Brackets, Ducts, Rubber Insulation, Drain Hoses, Pumps, and Bases for external air conditioning units. Our products are exported to over ten countries, including the USA, Canada, and Germany. 'Growing with clients' is our guiding principle.
Quality is our utmost priority, as we believe market reception is the ultimate test of a company's vitality. We extend a warm welcome to customers and friends worldwide to join us. We eagerly anticipate your inquiries. With DABUND, experience superior quality and a better life.
1. Q: What are your payment terms for air conditioning copper pipes used in HVAC parts?
A: We accommodate various payment methods including TT, L/C at sight, and credit cards, ensuring flexibility and convenience for our customers.
2.
Q: Can I receive a sample?
A: Absolutely! We are pleased to provide you with a free sample. You will only need to handle the express shipping expenses.
3.
Q: What are the lead times for samples and production?
A: * Existing samples: 2 days;
* Customized samples: 5-7 days;
* Production time: Typically 15-20 days.
4.
Q: Can I print my logo on the products?
A: Yes, certainly. We offer comprehensive OEM and ODM services to cater to your branding needs.
5.
Q: What is your standard delivery time?
A: Our standard delivery time generally ranges from 15-20 days. For urgent requirements, please notify us in advance so we can make the necessary arrangements.
6.
Q: What products can you supply?
A: We provide a wide array of products including air conditioner installation pipes, air conditioner copper line sets, line set covers, and various other HVAC parts.
7.
Q: Are you a trading company or a manufacturer?
A: We are a dedicated manufacturer, ensuring high-quality production and competitive pricing.