

🛠️ Seal the deal with Nu-Calgon’s pro-grade FlareMate – because leaks are so last season!
The Nu-Calgon 4177-34 FlareMate Stop Leak Flare Seal 10 pc. Pack delivers professional-grade, OEM-approved copper seals designed for 3/4" 45° SAE flare fittings. Featuring a multi-ring design with a baked-on dry sealant, these seals provide long-lasting, leak-free connections that prevent refrigerant loss and costly repairs in HVAC/R systems. Trusted by pros, this 10-pack is essential for reliable installation and maintenance.
| Manufacturer | Nu-Calgon |
| Part number | 4177-34 |
| Item Weight | 13.6 g |
| Product Dimensions | 8.26 x 2.24 x 12.07 cm; 13.61 g |
| Item model number | 4177-34 |
| Color | Copper |
| Power source type | Corded Electric |
| Installation Method | Split System |
| Item Package Quantity | 1 |
| Number Of Pieces | 10 |
| Special Features | Field-proven and OEM-approved |
| Specific uses | HVAC/R Service, Sealing Flare Joints in HVAC/R Applications |
| Included components | Single Nu-Calgon 4177-34 FlareMate Stop Leak Flare Seal 10 pc. Pack (Includes Size (10)-3/4") |
| Batteries Required? | No |
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