• Fourth hose to enable connection to high/low-sides, refrigerant tank and recovery unit or vacuum pump for diagnostics, evacuation and charging without switching hoses
• 3/8 in vacuum-port for use with larger hose to cut evacuation time by up to 33% (all other fittings are 1/4 in)
• Large, easy-to-read 3-1/8 in steel case red and blue, 1% accuracy (class 1) gauges
• Front access for easy field recalibration
• Double O-ring piston for reliability and long service life
• Exclusive 100-mesh filter in-line on all flare fittings helps keep out particulate material and extend the life of the seats
• Contoured easy-grip handles for positive control, color-coded for ready identification
• Sight glass to easily view refrigerant movement and condition during charging and recovery
• Optional protective gauge boots available
• Heavy-duty hook won't pull-out
• Also available with 3-1/2 in (80 mm) red and blue liquid-filled gauges
• Manifold and hose holder fittings 1/4, 3/8, 1/4, 1/4 in unless otherwise identified
• Made in USA

Applications: For A/C, refrigeration and automotive technicians

• Specification Sheet https://www.plumbers-supply-co.com//ASSETS/DOCUMENTS/ITEMS/EN/UNI-PS22686_Spec.pdf