

Enhance the security of your A2L system with Shield A2L Locking Caps (SHLD-A2L4) - a pack of 4 corrosion-resistant and waterproof brass caps. These color-coded caps help prevent leaks, theft, and accidental refrigerant mixing, meeting IMC 1101.10 and IRC M1411.6 standards. The secure lock requires a tamper-resistant bit for access, supporting EPA programs.