Reznor 100525 Kit THPU32HP7Y effectively preventing the common overheating

effectively preventing the common overheating issues that lead to downstream moisture contamination

also referenced as Fasco 712110605 and U21B

Common Questions Is the sampling tube included with the D4120W

or mechanical debris preventing the plunger from seating

identifying drive belt slips or mechanical failures where current drops by up to 50%

Reznor 100525 Kit THPU32HP7Y effectively preventing the common overheatingFor contractors servicing legacy Reznor unit heaters, the Reznor 100525 Spark Ignition Retrofit Kit is a critical OEM replacement part designed to upgrade outdated systems and ensure reliable burner startup. This kit is specifically engineered for Reznor Model F and B units (sizes 25 through 165), replacing obsolete ignition components with a modernized spark to pilot system. Unlike systems that include a safety lockout feature, this recycling