158696 ⎘
Fluid heaters characterised by means for extracting latent heat from flue gases by means of condensation having means for moistening the combustion air with condensate from the combustion gases
METHOD AND ARRANGEMENT
#2Straight fin tube with bended fins condensing heat exchanger
#3Heat Recovery Method and Apparatus
#4Heat exchangers, boilers, and systems incorporating the same
#5Integrated contact condensing water heater
#6Condensation removal for use with a draft inducer