Nu-Calgon 4057-56 A/C New Connect Inject (Case of 6)

The Nu-Calgon 4057-56 A/C Re-New Connect Inject is a quick, one-time disposable injector option for introducing A/C Re-New into the air conditioning system where the vessel is pre-charged with 4 fluid ounces of treatment. Although not required, the use of the reusable Connect Injector Tool (part no. 4155-01) is recommended. Single unit services up to 5 ton system capacity, use multiple injectors for larger systems. Case Of 6 Total.