1. Exquisite Dimensions: 1.1/4"-3/8"
Finely Crafted Air Conditioning Copper Pipes for HVAC PartsOur precision-crafted copper pipes come with an outer dimension ranging from 6.35mm to 9.52mm (also available in inches).
2. Made from 99.9% pure copper, our pipes strictly adhere to ASTM B280 and C12200 standards.
3. Versatile AC Copper Sizes: We offer 1/4" 3/8" 1/2" 5/8" 3/4" 7/8" 1 1/8" with lengths available in 15m, 20m, 25m, 30m, and 50m.
4. Superior Insulation: Crafted from 1/2" Polypropylene & UV Resistant material, our insulation meets ASTM E 84, UL94, ASTM D1056, and ASTM G 21 standards. It performs excellently in temperatures ranging from -40ºC to 120ºC.
5. Universal Compatibility: Perfect for every Air Conditioning & Refrigeration application, including ductless mini-split systems, heat pumps, and centralized air-ducted units.
6. Reliable Performance:
Pressure Rating: Unmatched range from 2100 to 7000 PSI, far exceeding the required 700 PSI for R410.
7. Customizable Insulation: Produced in-house, we can print your company's name, size, meters, and more.
Comprehensive 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: Both ends of the copper pipe can be flared and fitted with nuts.





Changzhou DABUND Pipe Co., Ltd. is a distinguished manufacturer specializing in HVAC parts and air conditioner installation pipe kits. Our product range includes insulated copper pipes and complete air conditioner installation kits. We also produce white embossed PE insulation and aluminum pipes internally to offer cost savings to our valued customers. With a scientifically progressive approach and rapid introduction, our air conditioner connecting pipes cover numerous global markets. We aspire to be your ONE-STOP solution for HVAC & R parts, including Air Conditioner Brackets, Ducts, Rubber Insulation, Drain Hoses, Pumps, and Bases for external units. Our products reach multiple countries including the USA, Canada, Germany, and beyond. 'Growing with clients' remains our unwavering management philosophy.
Quality is our utmost priority, and we firmly believe that the market is the ultimate test of a company's vitality. We warmly welcome customers and friends from around the globe to collaborate with us and look forward to your inquiries soon. Enjoy DABUND, Enjoy Life.
1. Q: What are your payment terms for air conditioning copper pipes in HVAC parts?
A: We accept TT, L/C at sight, credit cards, and more.
2.
Q: Can I receive a sample?
A: Certainly! We provide free samples; you only need to cover the express shipping costs.
3.
Q: What are your sample and production times?
A: * Existing samples: 2 days;
* Customized samples: 5-7 days;
* Production time: 15-20 days.
4.
Q: Is it possible to print my logo on the products?
A: Absolutely, we support both OEM and ODM services.
5.
Q: What is your typical delivery time?
A: Generally, 15-20 days. For urgent needs, please inform us in advance.
6.
Q: What products can I purchase from you?
A: We offer air conditioner installation pipes, air conditioner copper line sets, air conditioner line set covers, and various other HVAC parts.
7.
Q: Are you a trading company or a manufacturer?
A: We are a manufacturer.