The assembly includes a chrome-plated brass ball and reinforced PTFE seats for bubble-tight shutoff and superior corrosion resistance

this component offers the durability required for 24/7 HVAC operations

The internal check valves are gravity-independent

Bi-Flow Capability: Integrated check valve allows for seamless operation in both cooling and heating modes for heat pump systems

Automatic Reseating: Engineered to fully close after relieving pressure

Siemens Combustion LFL1.333-110V Control R-410A The assembly includes a chrome-platedThe Siemens Combustion LFL1. 333 110V Control is a high performance primary flame safeguard specifically engineered for the supervision and sequencing of gas, oil, or dual fuel forced draft burners. Built for medium to high capacity applications, this electro mechanical controller manages multistage or modulating burners in intermittent operation, requiring a controlled shutdown every 24 hours to ensure safety integrity. The unit features a fixed 25