2374-495, Air Pressure Sensing Switch Kit, 0.25″ – 1.0″ WC replaces Robertshaw

2374-495, Air Pressure Sensing Switch Kit, 0.25″ – 1.0″ WC replaces Robertshaw2374-495, Air Pressure Sensing Switch Kit, 0.25″ – 1.0″ WC replaces Robertshaw