hvac/salty air

Hello All, My question is relevant to reading and interpretation of pipeline/cargoline/ballastline/HVAC and Electrical/Power Circuit Systems as well as their understanding their single line drawings/ schematics. How can I educate myself (with online sources and printed materials) to get an...

In all these boating forums, there have been various issues on interior air treatment discussed, but I had never seen one on whether modern hvac systems, air handlers, etc. actually extract the salt from the sea air that fills the interiors. Salt has many deliterious effects on both materials...