This centrifugal blower kit includes the main housing and a critical fiber gasket (5H0797940000) to maintain a pressure-tight seal

OEM Compatibility: Authentic 100165933 pilot assembly designed for a perfect fit

it handles up to 250 PSI at 400°F

this normally closed (NC) thermal sensor monitors heat exchanger temperatures to prevent overheating and potential component failure

eliminating fitment issues common with universal parts

Watts 0123504 Check Valve 319848-301 This centrifugal blower kit includesThe Watts 0123504, part of the LFWCVS Series, is a heavy duty 3 4 inch solder swing check valve engineered for critical backflow prevention in potable water and steam systems. Built with a lead free brass body, this tee pattern valve ensures compliance with strict low lead safety standards for commercial and residential fluid control. Its robust construction features a metal to metal seat and a durable PTFE gasket, delivering a reliable seal that