Hayward IDXL2DB1930 Display Board Replacement for Hayward Universal H-Series Low Nox Induced Draft Heater<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Same water velocity through all tubes for faster heating</li><li>Common union for installation or service， adapts to larger plumbing recommended for greater efficiencies</li><li>Low NOx emissions meets clean air quality standards</li><li>Up to 18% savings by reducing pump run-time</li><li>Excellent salt water and chemical corrosion resistance. For model H350FDP and fits induced draft heater models H250IDL2， H350IDL2， and H400IDL2</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51RUiooJ8KL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51aZ8i%2BnmAL.jpg" noproxy>