| After-sales Service: | 3 Years |
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| Warranty: | Free Spare Parts |
| ventilation mode: | natural ventilation |
| Samples: |
sample is free,we hope you can charge for the expr
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| Customization: |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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| Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Suppliers with verified business licenses
Audited Supplier Our air conditioning copper pipes are designed for HVAC parts, with outer dimensions ranging from 1/4" to 3/8" in inches (6.35mm - 9.52mm in metric). These pipes are made of 99.9% pure copper, meeting ASTM B280 and C12200 standards.
We offer a variety of AC copper sizes including 1/4", 3/8", 1/2", 5/8", 3/4", 7/8", and 1 1/8", with lengths available in 15m, 20m, 25m, 30m, and 50m. The insulation, made of 1/2" Polypropylene & UV Resistant material, meets ASTM E 84, UL94, ASTM D1056, and ASTM G 21 standards, with a working temperature range from -40ºC to 120ºC.
Our copper pipes are suitable for various air conditioning and refrigeration applications, including ductless mini-split, heat pump, and centralized air ducted units. With a pressure rating of 2100 to 7000 PSI, these pipes exceed the required 700 PSI for R410.
We produce our own insulation, allowing for customization with your company name, size, meters, etc.
| 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 |
Changzhou Dabund Pipe Co., Ltd. offers a Copper Line Set ranging from 1ft to 50ft for HVAC systems. Both pipe ends are capable of flaring and nuts installation.
Welcome to Changzhou Dabund Pipe Co., Ltd., a professional manufacturer of HVAC parts specializing in air conditioner installation pipe kits. Our products include insulated copper pipes, air conditioner installation pipe kits, white embossed PE insulation, and aluminum pipes. By producing these components in-house, we aim to provide cost-effective solutions for our customers.
With a focus on rapid innovation, our air conditioner connecting pipes have gained popularity in numerous overseas markets. We strive to be your ONE-STOP shop for HVAC & R parts, offering a range of products such as Air Conditioner Brackets, Air Conditioner Ducts, Rubber Insulation, Air Conditioner Drain Hoses, Air Conditioner Pumps, and Bases for air conditioning external units.
Our commitment to quality is unwavering, as we believe that the market is the ultimate judge of a company's success. We welcome customers and partners from all corners of the globe 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.! We offer a wide range of high-quality HVAC parts, including air conditioning copper pipes for HAVC systems. Our products are perfect for air conditioner installation, ensuring efficient and reliable performance.
Suppliers with verified business licenses
Audited Supplier 
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