These translucent covers are made from fire retardant ABS and are for use in water heaters and refrigerators. In addition to providing some moisture protection from condensation and "hosing off" the coach, they also allow you to see the diagnostic LED without having to remove the cover. NOT FOR USE IN FURNACES!

 PROP 65 WARNING: This product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling. For more information, visit www.P65Warnings.ca.gov