The GeneralAire 7522 is the correct replacement steam manifold for the following humidifier models:
The GeneralAire 25-11 17.5 Inch Steam Manifold fits the GeneralAire Elite Steam Humidifier models DS15, DS25, RS15, and RS25. This 17.5" stainless steam manifold is a crucial internal component of your Elite Steam humidifier model and ensures the proper flow of humidity within your home. The GeneralAire 7522, also known as the 25-11 and the DP045D22RO, features durable stainless construction that is long lasting.
GeneralAire 25-11 17.5 Inch Steam Manifold specifications: