HVACDIRECT Refrigeration & HVAC Split System Install All-In-One KitHVACDIRECT Refrigeration & HVAC Split System Install All In One Kit WK7PKIT This HVACDIRECT WK7PKIT, Refrigeration & HVAC Split System Install All In One Kit, is a great starter kit for someone who is getting their license or someone who is doing the occasional split system service here and there. Kit contains: Single Stage 45 L min vacuum pump R32 rated 152. 4 cm charging hose set (1 4 x 5 16") 2 Valve R410 22 134A 404A manifold gauge set Eccentric