Spirax-Sarco 0190192 Vacuum Breaker Refrigerant Built with a heavy-duty cast

Built with a heavy-duty cast iron body (ASTM A126 Class B)

Contractor Grade: Streamlined installation process reduces labor time during annual maintenance or emergency repairs

What causes the original harness to fail

Common Questions: What causes a Weil McLain boiler to lockout on ignition

This kit is specifically for the 8040H and 8040G gas valves

Spirax-Sarco 0190192 Vacuum Breaker Refrigerant Built with a heavy-duty castFor steam and liquid system protection, the Spirax Sarco 0190192 (Model VB21) is the industry standard for preventing vacuum formation in heat exchangers, jacketed kettles, and steam coils. As a veteran technician knows, a vacuum in these systems can lead to catastrophic coil collapse, water hammer, or stalled condensate drainage. This 1 2" NPT vacuum breaker is engineered with a high grade 303 stainless steel body and a precision ground stainless