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| After-sales Service: | Free Spare Parts |
| Warranty: | 3 Years |
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Changzhou Dabund Pipe Co., Ltd. proudly presents our premium Insulated Copper Tubes Connecting Tubes, meticulously crafted for Air Conditioning & Refrigeration applications. These top-tier copper tubes are available in outer dimensions ranging from a precise 1/4" to 3/8" (6.35mm - 9.52mm metric equivalent), rigorously adhering to ASTM B280 and C12200 standards.
Our tubes are crafted from 99.9% pure copper and are offered in a variety of sizes: 1/4", 3/8", 1/2", 5/8", 3/4", 7/8", and 1 1/8", with lengths spanning 15m, 20m, 25m, 30m, and 50m. The insulation is made from 1/2" Polypropylene, a UV-resistant material compliant with ASTM E 84, UL94, ASTM D1056, and ASTM G 21 standards, capable of withstanding temperatures from -40ºC to 120ºC.
Designed for ultimate versatility, these tubes are perfect for Ductless mini-splits, heat pumps, and Centralized Air Ducted Units. They deliver exceptional performance with a pressure rating between 2100 to 7000 PSI, significantly surpassing the 700 PSI requirement for R410. Additionally, the insulation can be customized with your company name, size, and length.
| 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. is your premier provider for Insulated Copper Tubes meticulously designed for HVAC systems. Our copper line sets range from 1ft to 50ft, with both ends flared and equipped with nuts, ensuring seamless HVAC installations.
At Changzhou Dabund Pipe Co., Ltd., we specialize in producing HVAC parts, including insulated copper pipes and air conditioner installation pipe kits. By manufacturing white embossed PE insulation and aluminum pipes in-house, we offer cost-effective solutions without compromising on quality.
Our air conditioner connecting pipes have earned widespread acclaim in international markets, thanks to our unwavering dedication to innovation and quality. We aim to be your ONE-STOP shop for HVAC & R parts, offering a vast range of products, including Air Conditioner Brackets, Air Conditioner Ducts, Rubber Insulation, Air Conditioner Drain Hoses, Air Conditioner Pumps, and Bases for external air conditioning units.
We take immense pride in our unwavering commitment to quality, which remains our foremost priority. Our products are exported to numerous countries, including the United States, Canada, and Germany. At Changzhou Dabund Pipe Co., Ltd., we embrace the philosophy of 'Growing with clients' as our foundational management concept.
We warmly invite customers and friends from around the globe to join us in collaboration. Contact us today with your inquiries and experience the unparalleled quality and reliability of Dabund products. Enjoy Dabund, Enjoy Life.
Changzhou Dabund Pipe Co., Ltd. proudly presents our premium Insulated Copper Tubes Connecting Tubes, meticulously engineered for seamless air conditioner installations. We offer flexible payment options including TT, L/C AT SIGHT, and CREDIT CARD, making transactions smooth and hassle-free. Take advantage of our free sample offer; just cover the express shipping costs. Ready-made samples are dispatched within 2 days, while bespoke samples are delivered in 5-7 days. Our efficient production timeline is 15-20 days, ensuring quick turnarounds. Elevate your brand with our OEM and ODM services, including logo printing. Typical delivery time is 15-20 days, with expedited shipping available upon request. Explore our extensive product range featuring air conditioner installation pipes, copper line sets, line set covers, and other indispensable HVAC components. As a market leader, we commit to unparalleled quality and timely delivery.
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