Field Controls 46257100 VRV-4 4-Inch Stainless Steel Vacuum Relief Valve for Combustion Air Systems

The Field Controls VRV-4 (Part #46257100) is a 4-inch stainless steel vacuum relief valve designed for use with Field Controls Combustion Air Systems (CAS). This valve is an essential safety and performance component, preventing negative pressure buildup in combustion air intake systems by relieving excess vacuum and allowing proper airflow balance to gas- and oil-fired heating appliances.

Key Features:

• Model: VRV-4
• Connection Size: 4 inches
• Construction: Stainless steel for durability and corrosion resistance
• Type: Vacuum Relief Valve Tee
• Application: Designed for use with Field Controls CAS (Combustion Air System)
• Helps protect heating equipment by maintaining safe vacuum levels in the combustion air intake
• Listed combustion air intake system component (Listed 7P41)

The Field Controls VRV-4 vacuum relief valve tee integrates into 4-inch combustion air intake piping and is a direct replacement or system component for Field Controls power venters and combustion air systems. Built from stainless steel, it offers long-lasting performance in demanding HVAC and heating installations.

Part Numbers: 46257100 | VRV-4 | VRV4