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DAN HOLOHAN'S COLUMN DECEMBER 14, 2012 Vertical heating Unraveling the mysteries of early 20th century high-rise steam-heating systems MORE >>	DAN HOLOHAN'S COLUMN DECEMBER 6, 2012 The house by Cedar Hill The early days of district steam heating systems in NYC MORE >>	RECENT POSTS DECEMBER 14, 2012 \| DAN HOLOHAN'S COLUMN Vertical heating DECEMBER 6, 2012 \| DAN HOLOHAN'S COLUMN The house by Cedar Hill OCTOBER 18, 2012 \| DAN HOLOHAN'S COLUMN Old boiler room stuff SEPTEMBER 18, 2012 \| DAN HOLOHAN'S COLUMN Gianni AUGUST 28, 2012 \| DAN HOLOHAN'S COLUMN What might have been JULY 16, 2012 \| DAN HOLOHAN'S COLUMN Lester on licensing
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DAN HOLOHAN'S COLUMN OCTOBER 18, 2012 Old boiler room stuff Use this list to troubleshoot old steam-heating systems. Type here MORE >>	DAN HOLOHAN'S COLUMN SEPTEMBER 18, 2012 Gianni Unskilled workers in your area? Train ‘em MORE >>	DAN HOLOHAN'S COLUMN AUGUST 28, 2012 What might have been The death of a hydronic pioneer’s dream MORE >>	DAN HOLOHAN'S COLUMN JULY 16, 2012 Lester on licensing It could be the answer the PHC industry has been seeking MORE >>
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DAN HOLOHAN'S COLUMN | MONDAY, JUNE 18, 2012
One wimpy heater

If you look at just one part of the steam system, you won’t be able to solve the problem MORE >>

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DAN HOLOHAN'S COLUMN | THURSDAY, MAY 10, 2012
Pipe and valves

Getting the most out of modern steam boilers MORE >>

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DAN HOLOHAN'S COLUMN | WEDNESDAY, APRIL 18, 2012
Tales of TRVs

Pressure drop and flow resistance are critical when installing these devices MORE >>

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DAN HOLOHAN'S COLUMN | MONDAY, MARCH 19, 2012
Just plain nuts

It is more difficult to spot these customers because they look so normal — at first MORE >>

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DAN HOLOHAN'S COLUMN | FRIDAY, FEBRUARY 17, 2012
The power of hydrogen

Check the pH of steam boilers regularly to reduce corrosion and leaks MORE >>

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Where there is air DAN HOLOHAN'S COLUMN | FRIDAY, JANUARY 13, 2012
The work DAN HOLOHAN'S COLUMN | TUESDAY, DECEMBER 20, 2011
The Ace Toubleshooter DAN HOLOHAN'S COLUMN | TUESDAY, NOVEMBER 29, 2011
Lester Gets An Idea DAN HOLOHAN'S COLUMN | FRIDAY, NOVEMBER 4, 2011
There's More To Life Than Texting DAN HOLOHAN'S COLUMN | MONDAY, OCTOBER 3, 2011
Return of Off The Wall DAN HOLOHAN'S COLUMN | FRIDAY, SEPTEMBER 9, 2011
Feed Valves — Open Or Closed? DAN HOLOHAN'S COLUMN | WEDNESDAY, SEPTEMBER 7, 2011
Between Here and There DAN HOLOHAN'S COLUMN | THURSDAY, AUGUST 11, 2011
Paul and Joe DAN HOLOHAN'S COLUMN | TUESDAY, JULY 5, 2011

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