Nu-Calgon 4057-56 A/C Re-New Connect Inject 1000V and are excellent for 24

and are excellent for 24 gauge steel and 28 gauge stainless steel

Ideal for HVACR field service technicians

Tighten with tool handles

Four large

Nu-Calgon 4057-56 A/C Re-New Connect Inject 1000V and are excellent for 24Nu Calgon 4057 56 A C Re New Connect Inject 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. One device up to 5 ton system capacity; use multiple injectors for larger systems. Revitalizes & Energizes