The JB T3-6D Brass Tee is a professional-grade fitting engineered for heavy-duty ACR applications

also identified as the HMI-1TT2 moisture indicator

ensuring steady flow control and reliable actuation without the lag common in worn-out assemblies

Persistent trips typically indicate restricted airflow

Watts 0556003 Valve The JB T3-6D Brass TeeInstall the Watts 0556003 (Series LF100XL) for reliable protection on water heaters and hot water storage tanks. This lead free 3 4" T&P relief valve is engineered to automatically discharge water if system temperatures reach 210F or if internal pressure exceeds 150 PSI. Designed as a direct updated replacement for legacy models 0066133 and LFL100XL 150 3 4, this unit features a lead free copper silicon alloy body and a 3 inch extension thermostat.