Laars Heating Systems RS2105200 O-Ring 320074-702 How do I confirm the

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Flexible Operation: Features 4 cleaning levels (Germ

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Laars Heating Systems RS2105200 O-Ring 320074-702 How do I confirm theThe Laars Heating Systems RS2105200 Venturi O Ring is a critical sealing component engineered for high efficiency condensing boilers and commercial water heaters. This OEM replacement part ensures a precise, airtight seal between the venturi and the blower assembly, which is vital for maintaining the correct air fuel ratio during combustion. Specifically designed for the Laars NeoTherm series, these o rings prevent vacuum leaks that can lead to