Check out this new, innovative product that allows you to install Direct Inject in minutes! Enviro-Safe Direct Inject products connect effortlessly to our Magnum D.I. inject gun. This product is patent pending. Magnum D.I. Inject allows you to install any Enviro-Safe Direct Inject product into your A/C with the same tool in a matter of seconds. This tool allows you to install the Direct Inject into all systems, even if the system is empty or full of product. The gun can also be used to unplug blocked condensate lines. Kit #9890 includes: 1 Magnum D.I. Inject Gun 1 Proseal XL4 with Dye Inject hose for fractional-1.5 ton systems 2 Disposable CO2 cartridges One of our most requested products, Enviro-Safe ProSeal Xl4 Inject with Dye is a small, concentrated, easy inject refrigerant leak sealant. ProSeal XL4 Inject is compatible with all refrigerants except ammonia. This product performs best in heat pumps, split and mini- split units, packaged units, microchannel coils, coolers, and commercial units. Unlike most other products on the market, ProSeal XL4 with Dye travels with the gas, which makes it faster, and more effective at finding leaks. ProSeal XL4 with Dye Inject will seal most leaks when used according to the manufacturer’s instructions and will seal most small holes located in the A/C condenser, evaporator, fittings, and metal line sets. Sealing leaks will save energy and lower refrigerant emissions. *DO NOT use in ammonia systems. Eliminate the tedius, and time consuming process of "pumping down the unit". Simply Connect and Inject. Enviro-Safe's ProSeal XL4 Inject is: Concentrated Compatible with all refrigerant, except ammonia Compatible with all oils No need to pump down R410, or other units Large equipment, bulky tools, injection hose