Viessmann 7835164 Burner Gasket 319852-301 This strap-on thermostat switch utilizes

This strap-on thermostat switch utilizes a snap-acting SPDT (Single-Pole

As a high-performance 240V heat strip

The Lochinvar 100188879 Fan Assembly is a critical OEM replacement component designed specifically for the FTX400 Knight XL heating boiler

including upside down

Viessmann 7835164 Burner Gasket 319852-301 This strap-on thermostat switch utilizesThe Viessmann 7835164 Burner Gasket is a critical sealing component engineered for high output Vitodens 200 W B2HA series gas condensing boilers, specifically the 399 and 530 models. Built to withstand the intense thermal cycles of a modulating MatriX cylinder burner, this 408mm O ring gasket ensures a high integrity, airtight seal between the burner flange and the stainless steel heat exchanger. As a veteran technician, you know that a compromised