Hartland Controls 90291 Relay 322055-301 This replacement LP orifice is

This replacement LP orifice is manufactured to strict OEM tolerances

replacing the entire burner assembly ensures a precise fit and reliable manifold pressure management within the sealed combustion chamber

The Resideo ZD20X16TZ is a professional-grade rectangular zone damper engineered for tight airflow control in multizone forced-air systems

Common Questions What are the signs of a failing pressure switch

Hartland Controls 90291 Relay 322055-301 This replacement LP orifice isWhen you need a dependable Hartland Controls 90291 for high duty cycle applications, this SPNO 120V relay stands as a professional grade solution for HVACR control circuits. Engineered as a general purpose relay, the 90291 features a single pole normally open configuration, making it the standard choice for switching fans, blowers, and combustion motors in residential and light commercial equipment. The 120VAC coil is designed for high efficiency