ASHRAE is looking to update the table in its Handbook that deals with probable equipment service lives, and held a forum to determine what needs to be done.
At the IAHR Expo some modular humidification products may help create “zoned” humidity control that could be applicable to museums, libraries and other applications that require close humidity tolerances and flexibility.
This topic was grappled with at an ASHRAE forum on “Museums and Libraries in Historical Buildings: Can We Sustain Them with Conventional Hvac Systems?”