Water Heater FVIR (Flammable Vapor Ignition Resistant) or FTR Fixed Thermal Release<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Compatible with Rheem， Ruud， Richmond， GE， and other water heaters.</li><li>Factory direct.</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41-xcTpG8HL.jpg" noproxy>