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| Certification: | CE, RoHS |
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HVAC Standard Size 20m 30m Fire Rated Copper Pair Coils
| Specification | Copper pipe size (mm) | Insulation thickness (mm) | Length (m) |
| 1/4" + 3/8" | 6.35 × 0.8 + 9.52 × 0.8 | 19 × 19 mm | 20-30m |
| 1/4" + 1/2" | 6.35 × 0.8 + 12.70 × 0.8 | 19× 19 mm | 20-30m |
| 1/4" + 5/8" | 6.35 × 0.8 + 15.88 × 0.9 | 19 × 19 mm | 20-30m |
| 3/8" + 5/8" | 9.52 × 0.8 + 15.88 × 0.9 | 19 × 19 mm | 20-30m |
| 3/8" + 3/4" | 9.52 × 0.8 + 19.05 × 1.0 | 19 × 19 mm | 20-30m |
| 1/2" + 3/4" | 12.70 × 0.8 + 19.05 × 1.0 | 19 × 19 mm | 20-30m |
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