| 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 Changzhou Dabund Pipe Co., Ltd. offers high-quality copper connecting tubes for various air conditioning and refrigeration applications. Our copper pipes have an outer dimension ranging from 1/4" to 3/8" (6.35mm - 9.52mm metric equivalent) and meet ASTM B280 and C12200 standards, ensuring 99.9% purity.
We provide AC Copper Sizes in 1/4", 3/8", 1/2", 5/8", 3/4", 7/8", and 1 1/8" with lengths of 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 tubes are suitable for Ductless mini-split, heat pump, and Centralized Air Ducted Units, offering superior performance with a pressure rating of 2100 to 7000 PSI, exceeding the required 700 PSI for R410. Additionally, we provide customizable insulation printing with your company name, size, and meters.
| 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 range of Air Conditioner Parts Copper Connecting Tubes with flaring and nuts. Ideal for installations ranging from 1ft to 50ft. Enjoy 3-year warranty and natural ventilation.
Changzhou Dabund Pipe Co., Ltd. is a leading manufacturer specializing in HVAC parts, including air conditioner installation pipe kits. Our products feature insulated copper pipes and air conditioner installation pipe kits, along with white embossed PE insulation and aluminum pipes. By producing these components in-house, we ensure cost savings for our customers.
With a commitment to innovation and quality, we have successfully expanded our air conditioner connecting pipe range to various international markets. As a ONE-STOP solution for HVAC & R parts, we offer a wide 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 products are designed for export to numerous countries, including the United States, Canada, Germany, and more. At Changzhou Dabund Pipe Co., Ltd., we prioritize quality above all else, believing that the market is the ultimate test of a company's vitality.
We welcome customers and partners from around the globe to collaborate with us. Contact us today to learn more about our products and services. Experience the quality of Dabund and enhance your life.
1. Payment Terms: We accept TT, L/C AT SIGHT, CREDIT CARD, etc.
2. Sample: Yes, we provide free samples. You only need to cover the express cost.
3. Sample Time and Production Time: Existing sample in 2 days, Customized sample in 5-7 days, Production time in 15-20 days.
4. Logo Printing: We accept OEM and ODM, including logo printing.
5. Delivery Time: Usually 15-20 days, please inform us in advance for urgent orders.
6. Products: Air conditioner installation pipe, Air conditioner copper line set, Air conditioner line set cover, and other HVAC Parts.
7. Manufacturer: We are a manufacturer, not a trading company.
Suppliers with verified business licenses
Audited Supplier 
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