NFPA announces home fire sprinkler grant awards June 12, 2015 In 2013, U.S. home fires caused nearly 2,800 deaths and injured more than 12,000 others.Read More
Zoned hydronic distribution system December 2014 The Glitch and The Fix John Siegenthaler, P.E. December 9, 2014 An installer sets up a zoned distribution system. To keep it simple, he uses the same size piping for the headers and all the distribution circuits. The heat source is a low-mass copper tube boiler with high flow resistance.Read More