1. The pair coil insulated copper tube measures 1.1/4"-3/8" in inches, or 6.35mm - 9.52mm in metric measurements.
2. Crafted from 99.9% pure copper, our pipes meet the stringent ASTM B280 and C12200 standards, ensuring superior quality and reliability.
3. Available AC Copper Sizes: 1/4", 3/8", 1/2", 5/8", 3/4", 7/8", and 1 1/8". Length options include 15m, 20m, 25m, 30m, and 50m, providing flexibility for various applications.
4. Our insulation, made of 1/2" Polypropylene, is UV resistant and meets ASTM E 84, UL94, ASTM D1056, and ASTM G 21 standards. It performs efficiently in temperatures ranging from -40ºC to 120ºC.
5. Ideal for all Air Conditioning & Refrigeration Applications, our product is versatile enough for ductless mini-split systems, heat pumps, and centralized air ducted units.
6.
Pressure Rating: Withstanding 2100 to 7000 PSI, our tubes far exceed the required 700 PSI for R410, ensuring unmatched durability and safety.
7. We produce the insulation in-house, offering customization options such as printing your company name, size, and meters.
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 |
Our 1ft-50ft Copper Line Sets can be flared and fitted with nuts on both ends, providing convenience and reliability.
Changzhou DABUND Pipe Co., Ltd. is a premier manufacturer specializing in HVAC parts, including insulated copper pipes and comprehensive air conditioner installation kits. Our offerings extend to white embossed PE insulation and aluminum pipes, which we produce in-house to reduce costs for our clients. With a focus on innovation and rapid market introduction, our air conditioner connecting pipes have gained a strong presence in international markets. Committed to being your ONE-STOP source for HVAC & R parts, we supply Air Conditioner Brackets, Ducts, Rubber Insulation, Drain Hoses, Pumps, and Bases for external units. Our products are exported to numerous countries including the USA, Canada, and Germany. Adhering to our ethos of "Growing with Clients," we strive to foster enduring partnerships.
Our commitment to quality is paramount, as we believe the market is the ultimate test of a company's vitality. We warmly welcome customers and friends from around the world to collaborate with us. We look forward to your inquiries and to helping you experience the excellence of DABUND. Enjoy DABUND, Enjoy Life.
1. Q: What are your payment terms for the pair coil insulated copper tube?
A: We accept several payment methods, including TT, L/C at sight, and credit cards.
2.
Q: Can I get a sample?
A: Absolutely, we can provide a free sample. You just need to cover the express shipping costs.
3.
Q: What is the sample time and production time?
A: * Existing samples will be ready in 2 days;
* Customized samples take between 5-7 days;
* Production time ranges from 15-20 days.
4.
Q: Can I print my logo on the products?
A: Yes, of course. We accept both OEM and ODM services.
5.
Q: What is your standard delivery time?
A: Typically, our delivery time is between 15-20 days. If you need it urgently, please inform us ahead of time.
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 other HVAC parts.
7.
Q: Are you a trading company or a manufacturer?
A: We are a manufacturer.
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