The SWITCH-PRESSURE HIGH EFF. BLOWER (HI-ALT) from Bradford White Corporation is designed to optimize airflow in high-efficiency water heating systems. This pressure switch ensures that the blower operates at optimal levels, enhancing combustion efficiency and reducing emissions. Constructed with durable materials, it is built to withstand high temperatures and pressures. The switch is compatible with various Bradford White models, making it a versatile choice for replacements. Its reliable operation and compliance with industry standards make it an essential component for maintaining system efficiency.