The MagnaTherm from Laars is a 95% thermal efficiency modulating-condensing boiler or volume water heater available in 2 million, 3 million and 4 million Btu/hr. sizes.
March 17, 2014
It features a VARI-PRIME pump control that matches boiler firing rate to pump flow. Its on-board control functionality balances combustion, air flow and water flow to optimize boiler efficiency.
The Copper Development Association introduces the Copper Tube Handbook app that can be downloaded directly onto an iPad or smartphone and carried onto the jobsite.
February 28, 2014
The tablet version of the app allows users to skim through the pages like a book or jump directly to different sections of the manual — including the how-to videos — by using the Table of Contents.