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Product Description
Air Conditioning Copper Pipes
Changzhou Dabund Pipe Co., Ltd.
Our air conditioning copper pipes for HVAC Parts are designed to meet your needs:
- Available sizes: 1/4" - 3/8" outer dimension in inches (6.35mm - 9.52mm in metric)
- 99.9% Pure copper pipe meeting ASTM B280 and C12200 standards
- Insulation made of 1/2" Polypropylene & UV Resistant, suitable for a working temperature range of -40ºC to 120ºC
- Suitable for all Air Conditioning & Refrigeration Applications including Ductless mini-split, heat pump, and Centralized Air Ducted Units
- Pressure Rating: 2100 to 7000 PSI, exceeding the required 700 PSI for R410
- Customizable insulation with the option to print your company name, size, and meters
Available Sizes: 1/4", 3/8", 1/2", 5/8", 3/4", 7/8", 1 1/8"
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 |
Introducing the versatile Pre-Insulated Copper Coil Tubing Bundle from Changzhou Dabund Pipe Co., Ltd. This bundle ranges from 1ft to 50ft, providing flexibility for various applications. Each copper line set end is designed for easy flaring and nuts installation, making it convenient to use.






Welcome to Changzhou Dabund Pipe Co., Ltd.
Changzhou Dabund Pipe Co., Ltd. is a leading manufacturer specializing in HVAC parts, including air conditioner installation pipe kits. Our range includes insulated copper pipes, air conditioner installation pipe kits, white embossed PE insulation, and aluminum pipes. By producing these components in-house, we ensure cost savings for our customers.
With a focus on rapid innovation, our air conditioner connecting pipes have gained popularity in numerous overseas markets. We aim to be your ONE-STOP solution for HVAC & R parts, offering Air Conditioner Brackets, Ducts, Rubber Insulation, Drain Hoses, Pumps, and External Unit Bases.
Our high-quality products are exported to countries like the United States, Canada, and Germany. At Changzhou Dabund Pipe Co., Ltd., we prioritize quality and believe in the market as the ultimate test of enterprise vitality.
We invite customers and friends worldwide to collaborate with us. Contact us today with your inquiries and experience the Dabund difference. Enjoy Dabund, Enjoy Life.

Welcome to Changzhou Dabund Pipe Co., Ltd.
Payment Terms: We accept TT, L/C at sight, Credit Card, and more.
Sample: Free samples are available, with customers only paying for express costs.
Sample Time: Existing samples can be provided in 2 days, while customized samples take 5-7 days. Production time is typically 15-20 days.
Logo Printing: We offer OEM and ODM services for logo printing.
Delivery Time: Our standard delivery time is 15-20 days, but please inform us in advance for urgent orders.
Products: Our range includes air conditioner installation pipes, air conditioner copper line sets, air conditioner line set covers, and other HVAC parts.
Manufacturer: Changzhou Dabund Pipe Co., Ltd.