The AGS Company Kledge-Lok Repair System makes air conditioning leak repair easy by eliminating the need to wait for expensive OE replacement parts. It requires no welding or soldering and saves time by allowing most repairs right on the vehicle. The Kledge-Lok provides universal repair of air-conditioning tube and hose connections in all makes and models of vehicles. All Kledge-Lok unions use the company's aluminum alloy, making them corrosion-proof for a true permanent repair. The unique design and strict tolerances of each union assures that each repair is pressure-rated and tested to 1,800 psi, exceeding all requirements for air conditioning systems.