Features & Details Compatible with 4 Types of Refrigerants: Our professional three-way manifold gauge set is compatible with R134A, R12, R22, and R502 refrigerants. The AC gauge set is suitable for automotive car HVAC, household air-conditioning, and refrigerator maintenance. You can easily enjoy the DIY operation process at home. 3 PCS Reinforced Hoses: Our ultra-long 5-foot Freon hoses come in a set of three and are made of PVC with four reinforced layers. They can withstand pressures of up to 600 psi, with a burst pressure of 3000 psi. Plus, the hose interface is equipped with anti-slip sealing gaskets that prevent loosening during operation, greatly reducing the risk of leakage and waste. Accurate and Precise Gauges: This gauge combines a dry and liquid-filled design with a dry dial to improve winter performance. The calibration screws ensure ±1.6% accuracy, and Fahrenheit temperature units make for easy reading. Plus, the sight glass design allows you to see the flowing liquid refrigerant during filling. Sturdy Build for Endurance: This heavy-duty AC gauge set is made of solid brass, aluminum, PVC, and plastic, ensuring strength, longevity, and sealing. The tools have been designed and tested for durability. Complete AC Gauge Set: 1 x 3 valve gauge, 2 x quick couplers, 1 x adapter (1/4sae to 1/2ACME), 1 x can tap, 3 x 5 ft hose (600～3000 psi), 1 x instruction manual, 1 x hook, 3 x gasket, 1 x fitting. A complete ac manifold gauge set makes your refrigerant recovery and filling easier! Enjoy hassle-free setup and operation as you nip your HVAC problems in the bud.

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