

Shield A2L Locking Caps (Part Number: SHLD-E4-A2L) are essential accessories for A2L Mini-Split systems, coming in a convenient 4-pack. These color-coded caps are corrosion-resistant, waterproof, and made of high-quality brass to ensure durability. They help prevent leaks, theft, vandalism, and accidental refrigerant mixing. Designed to meet IMC 1101.10 and IRC M1411.6 standards, these locking caps are tamper-resistant, requiring a specific driver for access.