Premium Black Knight Construction – Heavy-duty hoses built with reinforced rubber for long service life under high-pressure HVAC and refrigeration use. Maximum Working Pressure 800 (PSI), Burst Pressure 4000 (PSI)
Low-Loss Anti-Blowback Fittings – 1/4" female x 1/4" female connections minimize refrigerant loss during disconnection for cleaner, safer service.
Color-Coded Design for Easy Reading – Bold red, blue, and yellow markings make it fast to identify high, low, and service connections at a glance.
Flexible 5-Foot Length – Each hose measures 60" (5 ft), providing ideal reach and maneuverability in tight spaces.
Universal Compatibility – Works with most manifolds and service tools, suitable for R410a, R22, R134a, and other common refrigerants.