: Hi, all. The gas water heater in my rental house seems leaking gas, I would like to know what type of heater it is.: The model is Vaillant Pyrox D-5630 : I would like to know is it a open flued or flueless or room-sealed balanced flue heater?: Any one got a manual on it?: Thanks.SUNNY ……… I am not too sure about model numbers but if you give me a little more info ie.Is the unit indoors or outside? If indoors what is the location? What colour is it? Is there any other name on the unit?Get back ASAP with the above info and I will try to help.
