A technician often has to sketch or design ductwork and other parts of an HVAC system. This means working with lines, angles, and other shapes. This article shows you how to draw and work with these different figures.
This article, written by an industry veteran, provides some general HVAC service techniques picked up over the years. It's designed to help technicians who are just starting out in the trade.
New Yorkers who want to keep energy costs down without sacrificing comfort this winter can take advantage of Home Performance with Energy Star®. Sponsored by the New York State Energy Research and Development Authority (NYSERDA), the program can help households save up to 40 percent on energy bills.
Understanding guidelines for motor selection can help you make replacement decisions more quickly. When selecting a motor, the three primary factors to think about are performance, electrical, and mechanical considerations.
On a daily basis consumers are exposed to a variety of signs - one of the most powerful and affordable ways to build awareness, while promoting a business's services. An affordable, largely untapped way to market to consumer and business customers is vehicle graphics.
In this edition of the Btu Buddy series, a customer smells smoke coming from her oil furnace. Bob checks it out and finds that the furnace is not drafting. He inspects the chimney and discovers an obstruction.
Nationwide housing starts in September regained the ground they lost in a steep decline the previous month, but issuance of building permits - a key indicator of future building activity - continued on a downward trend, according to statistics released by the U.S. Census Bureau.
A contractor is looking for new ways to get more calls other than the usual Yellow Pages ads and direct mail campaigns. Consultant Al Levi says making your trucks eye-catching is one of the very best things you can do.
When an existing steam boiler fails and needs replacing, obviously a new one must be installed. And that's when the adventure begins. The first thing to do is find out why the old boiler failed.
This article is a guide for identifying the most common problems encountered in fans and air-handling systems. This is often an "art" and not a "science" because many problems are subtle and hard to diagnose.