In this episode, Dan Holohan reflects on the importance of taking time for people.

In this episode, Dan Holohan shares the story of Hugh J. Barron who helped found The American Society of Heating and Ventilating Engineers and encouraged the nascent I=B=R. He believed in learning, teaching, and sharing. He also saw the future well and he did not suffer fools.

In this episode, Dan Holohan shares how district heating was born, why it’s getting bigger all over the world, and what this means for hydronics.

Sometimes what seems strange at first (the boiler’s installed where?!) makes sense when you consider the history behind it. In this episode, Dan Holohan shares handy historical tidbits that will help you troubleshoot those older heating systems.

In this episode, Dan Holohan ponders the things we collect and the intriguing stories behind them.

In this episode, Dan Holohan walks us through a troubleshooting job at Fraunces Tavern, which was built in 1719 and is the oldest structure in NYC.

In this episode, Dan Holohan tells the tale of finding treasure in an old box in a warehouse and how that moment changed his career bit by bit.

In this episode, Dan Holohan reflects on the tradesmen who built NYC's World Trade Center.

William Newton Best developed the earliest oil burner just as the world entered the 20th Century. Coal was king, but he didn’t let that stand in his way. In this episode, Dan Holohan shares how oil burners disrupted the coal industry.

There’s a scene in The Graduate where Mr. McGuire says to Benjamin, “I want to say one word to you...Plastics!...There’s a great future in plastics.” This was around the time that Thomas Engel invented PEX. In this episode, Dan Holohan shares how plastics entered the HVAC industry and how not everyone was as enthusiastic about it as Mr. McGuire.