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| Customization: | Available |
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| After-sales Service: | on Line |
| Warranty: | 1 Year |
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We are one of the professional manufacturers of High Quality White PE 3/8" X 5/8" Copper Line Set with more than 15 years' experience.
1. Good Quality Hot Sale 3/8" 5/8" HVAC Installation Kit Air Condition Parts Insulted Copper Tube Works for every Air Conditioning & Refrigeration Application including Ductless mini-split, heat pump and Centralized Air Duct Units, 99.9% Pure copper pipe meets ASTM B280 and C12200 standard, 3/8"-5/8" is the out dimension in inch, 9.52mm - 15.88mm is the out dimension in metric.
2. AC Copper Pipe what we can do have following sizes 1/4" 3/8" 1/2" 5/8" 3/4" 7/8" 1 1/8", length can do 15m(50ft) 20m 25m 30m 50m for ductless mini-split.
3. Insulation is made of 3/8" & 1/2" & 3/4" & 1" Polypropylene & UV Resistant, meets ASTM E 84, UL94, ASTM D1056 and ASTM G 21. Working temperature from -40ºC to 120ºC, smoke 25/50.
4. Pressure Rating: 2100 to 7000 PSI, much more than required 700 PSI for R410.
5. Insulation we produce by ourselves, can custom your company name, size, meters etc.
| Tech. sheet of connection pipe | ||||||
| 1. Suggestion sizes of air-conditioning pipe insulation(double pipe) parameters (For R410A, R404A, R407C, R507A, R134A refrigerant) | ||||||
| Specification | Copper pair size(mm) | Insulated cotton pipe size(mm) | Application | Length (m) |
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| Outer Dia. | Wall thickness | Inner Dia. | Wall thickness | |||
| 1/4"+3/8" | 6.35+9.52 | 0.8+0.8 | 8+12 | 9+9 | 1HP | 3~30 |
| 1/4"+1/2" | 6.35+12.70 | 0.8+0.8 | 8+14 | 9+9 | 1.5HP | 3~30 |
| 1/4"+5/8" | 6.35+15.88 | 0.8+1.0 | 8+18 | 9+9 | 2HP | 3~30 |
| 3/8"+5/8" | 9.52+15.88 | 0.8+1.0 | 12+18 | 9+9 | 3HP | 3~30 |
| 3/8"+3/4" | 9.52+19.05 | 0.8+1.0 | 12+22 | 9+9 | 4HP | 3~30 |
| 1/2"+3/4" | 12.70+19.05 | 0.8+1.0 | 14+22 | 9+9 | 5HP | 3~30 |
| 2.Suggestion sizes of air-conditioning pipe insulation(double pipe) parameters (For R22,R12 refrigerant) | ||||||
| Specification | Copper pair size(mm) | Insulated cotton pipe size(mm) | Application | Length (m) | ||
| Outer Dia. | Wall thickness | Inner Dia. | Wall thickness | |||
| 1/4"+3/8" | 6.35+9.52 | 0.6+0.6 | 8+12 | 9+9 | 1HP | 3~30 |
| 1/4"+1/2" | 6.35+12.70 | 0.6+0.6 | 8+14 | 9+9 | 1.5HP | 3~30 |
| 1/4"+5/8" | 6.35+15.88 | 0.6+0.8 | 8+18 | 9+9 | 2HP | 3~30 |
| 3/8"+5/8" | 9.52+15.88 | 0.6+0.8 | 12+18 | 9+9 | 3HP | 3~30 |
| 3/8"+3/4" | 9.52+19.05 | 0.6+0.8 | 12+22 | 9+9 | 4HP | 3~30 |
| 1/2"+3/4" | 12.70+19.05 | 0.6+0.8 | 14+22 | 9+9 | 5HP | 3~30 |
| PS:All of the copper diameter and wall thickness can be changed by customers' required. | ||||||




Q1. Why choose Polarmint?
·Variety Refrigeration Products Option for RHVAC;
·Technical support--professional technical team with more than ten years of experience, providing design and construction solutions;
·Quality gruarantee--we have complete inspection and test facilities to guarantee the high quality of products;
·Fast Delivery with High Quality;
·Professional Service Team of 24 hours on Line.