Hoffman Specialty 405102 Valve 319847-401 Applying the included silicone is

Applying the included silicone is a critical step in the installation process to ensure heat is efficiently transferred from the board's power components to the heatsink

Integrated Control: Built-in motor module manages speed and torque without the need for an external start/run capacitor

As the direct OEM replacement for Bard part 5201-002

Industrial Build Quality: Durable diaphragm construction withstands the thermal cycling common in residential hydronic heating environments

Key Benefits Pressure Isolation: Protects internal scanner optics from fluctuating windbox and furnace pressures

Hoffman Specialty 405102 Valve 319847-401 Applying the included silicone isThe Hoffman Specialty 405102 is a professional grade 3 4" angle radiator supply valve designed for precision flow control in commercial and residential HVAC systems. Engineered as the direct replacement for 0036003, this Model 185C valve features a heavy duty brass and bronze construction to withstand demanding environments. As a veteran preferred steam radiator valve, it utilizes a non rising stem and packless construction, ensuring leak free