Are you a subscriber but don’t have an online account?

Register for full online access.

 
 
 
 

Other stories by Jeri Donadee

  • Q&A: One Furnace or Two?

    Q: What factors must be considered when deciding whether to use a large hot-air furnace with two zones or two smaller furnaces?

  • Q&A: Deteriorated Duct Board

    Q: We are renovating a 1980 home. The hvac sub says that since older fiberglass duct board disintegrates from the inside out, all of the ducts should be replaced. Could this be true?

  • Fine-Tuning Forced-Hot Air

    A heating contractor details how to upgrade from a typical bare-bones heating system to one that delivers comfort and customer satisfaction.