Dan Holohan: How one missing pipe can make all the difference Dan Holohan October 23, 2018 We go to the places where we’re comfortable when troubleshooting. Read More
Dan Holohan: Make sure to look in the mirror if problems consistently arise Dan Holohan July 19, 2018 He’s been involved in jobs that have gone wrong, of course. Read More
Use of vacuum pumps requires some common sense Dan Holohan May 23, 2017 Units can solve many steam-distribution problems. Read More
Ray Wohlfarth to teach low-pressure steam system classes October 25, 2016 Classes will be held in Astoria, N.Y. (Oct. 18), Timonium, Md. (Oct. 26) and Cleveland (Nov. 1). Read More
Discovering water hammer In the beginning, when steam water hammer first showed up, it broke pipes, flanges and valves, and even killed people. September 28, 2016 Get nosy when searching for an answer to water hammer. Read More
Ray Wohlfarth to teach low-pressure steam system classes September 15, 2016 Courses scheduled for New York, Maryland and OhioRead More
Steam air valves from Matco-Norca December 28, 2015 Matco-Norca’s new ISO 9001:2008 manufactured HAV steam air valves come in various patterns and sizes and are for use with hydronic radiators and steam boiler systems. Read More
Memories of one of NYC's first hydronic-heating jobs Dan Holohan November 18, 2015 The hot-water radiators would have to be larger than the steam radiators, of course.Read More
The plumbing and heating industry is heading down a dangerous path Dan Holohan October 23, 2015 The industry is heading down a dangerous path because of technological advancements.Read More