| After-sales Service: | Free Spare Parts |
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| Warranty: | 3 Years |
| ventilation mode: | natural ventilation |
| Samples: |
sample is free,we hope you can charge for the expr
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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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 1.1/4"-3/8" Insulated copper tube line set is designed for optimal performance in air conditioning and refrigeration applications. The outer dimensions range from 6.35mm to 9.52mm, meeting ASTM B280 and C12200 standards for 99.9% pure copper pipe.
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 is made of 1/2" Polypropylene & UV Resistant material, meeting ASTM E 84, UL94, ASTM D1056, and ASTM G 21 standards, with a working temperature range from -40ºC to 120ºC.
Our product is suitable for various applications, including Ductless mini-split, heat pump, and Centralized Air Ducted Units. With a pressure rating of 2100 to 7000 PSI, our line set exceeds the required 700 PSI for R410, ensuring durability and reliability.
At Changzhou Dabund Pipe Co., Ltd., we produce our insulation in-house, allowing for customization with your company name, size, and meters. Explore our Size List for more details on available options.
| 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 |
1-50ft Copper Line Set with flaring and nuts for easy installation. Ideal for HVAC systems. From Changzhou Dabund Pipe Co., Ltd.
At Dabund, we specialize in manufacturing high-quality HVAC parts, including insulated copper pipes and air conditioner installation pipe kits. Our products are designed to meet the needs of the air conditioning industry, providing efficient and reliable solutions for your HVAC systems.
We take pride in producing white embossed PE insulation and aluminum pipes in-house to ensure cost savings for our customers. With a focus on innovation and market expansion, our air conditioner connecting pipes have gained popularity in numerous overseas markets, including the USA, Canada, and Germany.
As your ONE-STOP shop 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 external air conditioning units.
Quality is our top priority, and we believe in the importance of delivering products that meet the highest standards. We invite customers and friends from all over the world to collaborate with us and explore the possibilities of working together. Contact us today to learn more about our products and services. Enjoy Dabund, Enjoy Life.
Welcome to Changzhou Dabund Pipe Co., Ltd.! We specialize in providing high-quality HVAC parts, including air conditioner installation pipe, air conditioner copper line set, and air conditioner line set cover. Our products are perfect for both residential and commercial HVAC systems.
Upgrade your air conditioning system with our top-notch products. Contact us today for all your HVAC needs!
Suppliers with verified business licenses
Audited Supplier 
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