1. The 1.1/4"-3/8" Copper Pipe Insulation Air Conditioning Tube boasts an outer dimension in inch measurements, equivalent to 6.35mm - 9.52mm in metric units.
2. Our pipes are crafted from 99.9% pure copper, fully complying with ASTM B280 and C12200 standards.
3. We offer a wide range of AC Copper Sizes: 1/4", 3/8", 1/2", 5/8", 3/4", 7/8", and 1 1/8". Available lengths are 15m, 20m, 25m, 30m, and 50m.
4. Insulated with 1/2" Polypropylene & UV-resistant material, it meets ASTM E 84, UL94, ASTM D1056, and ASTM G 21 standards. The working temperature ranges from -40ºC to 120ºC.
5. Ideal for every Air Conditioning & Refrigeration application, including ductless mini-split systems, heat pumps, and centralized air ducted units.
6.
Pressure Rating: Our pipes are rated from 2100 to 7000 PSI, significantly surpassing the R410 required 700 PSI.
7. We produce the insulation in-house and can customize it with your company name, size, meters, etc.
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 Sets are available, with both ends of the copper pipe capable of flaring and nuts.





Changzhou DABUND Pipe Co., Ltd. is a seasoned manufacturer of HVAC parts, specializing in air conditioner installation pipe kits, including insulated copper pipes. We also produce white embossed PE insulation and aluminum pipes in-house to reduce costs for customers. Adopting a scientific and progressive approach, we rapidly introduce new products, now servicing numerous overseas markets. Our ambition is to be your ONE-STOP source for HVAC & R parts, offering everything from Air Conditioner Brackets and Ducts to Rubber Insulation, Drain Hoses, Pumps, and Bases for external units. Our products are exported to numerous countries, including the USA, Canada, Germany, and beyond. 'Growing with clients' remains our enduring business philosophy.
Quality is our top priority, reflecting our belief that the market is the ultimate judge of a company's vitality. We warmly welcome global customers and friends to collaborate with us. We look forward to your inquiries. With DABUND, enjoy a better life.
1. Q: What are your payment terms for Copper Pipe Insulation Air Conditioning?
A: We accept various payment methods including T/T, L/C at sight, and credit card.
2.
Q: Can I request a sample?
A: Absolutely! We can provide a free sample. You only need to cover the express shipping costs.
3.
Q: What are the sample time and production time?
A: * For existing samples, it takes 2 days;
* For customized samples, it takes 5-7 days;
* Production time is typically 15-20 days.
4.
Q: Is it possible to print my logo on the product?
A: Yes, of course! We welcome OEM and ODM orders.
5.
Q: What is your usual delivery time?
A: Our standard delivery time is 15-20 days. For urgent orders, please inform us in advance.
6.
Q: What products can we purchase from you?
A: We supply air conditioner installation pipes, copper line sets, line set covers, and other HVAC parts.
7.
Q: Are you a trading company or a manufacturer?
A: We are a manufacturer.