- Free-floating piston type valves reduce o-ring wear
- Extra access port for vacuum line
- Silicone dampened gauges smooth out needle movement
- Gauges can be easily recalibrated in the field to maintain accuracy
- Extra large sight glass for visual refrigerant check
- Large easy-to-grip knobs
- Models available for various types of refrigerants
The Mastercool 59272 Brass R22/R404A/R410A 2-Way Manifold Gauge Sets come complete and ready to work. With features like brass body, large knobs, free-floating piston type valves, silicone dampened gauges that are easily re-calibrated in the field for increased accuracy, additional access port for vacuum line and an extra large sight glass. Includes set of three 72" (183 cm) R410A standard hoses with ball valve control and 1/4" SAE fittings, 3 1/8" (80 mm) silicone dampened gauges for smooth needle movement, displaying R22, R404A and R410A refrigerants pressure and temperature correlations.