Rick Haller, CEO of Lititz, Pennsylvania-based Haller Enterprises Inc., jokes that he got his start in the HVAC industry at the ripe age of 16 because the labor laws were different than they are nowadays. In 1981, at age 23, he had left that company and started his own business, operating out of his garage.
The ProSpace VRF Low-Ambient Outdoor Unit provides a low-cost method of heating and cooling buildings for a variety of applications. It is designed for easy installation, start-up, and service. It is available in 6- to 24-ton configurations with 100 percent heating and cooling capacity down to minus 13°F and minus 25°C.
While residents and business owners in Texas, Louisiana, and Florida struggle to rebuild their lives following the path of destruction left by Hurricanes Harvey and Irma, local HVAC contractors and manufacturers have an opportunity to step in and do what they do best — provide comfort.
Often considered to be an affordable, reliable heating and/or cooling system for a variety of commercial buildings, the standard rooftop unit used to come with a basic thermostat that is limited to turning the system on or off. The advent of new controls has changed all of that by allowing rooftops to monitor operation, analyze conditions, and make real-time decisions that can optimize performance.
Effective weld purging is only achieved by making sure that oxygen is displaced from the purge zone prior to and during welding. Any residual oxygen can cause significant loss of corrosion resistance and a reduction in joint strength. It is therefore essential to seal the pipe on either side of the joint and maintain this seal throughout the process.
The high failure rate or inability to grow beyond a few trucks is due primarily to an entrepreneur’s lack of business training. The technical skills acquired, which are, of course, an asset, soon become a liability in terms of not having mastered business skills necessary for success and profitability.
State and local regulations are driving new building construction as well as existing buildings to implement energy-efficient technologies in order to meet future carbon emissions reduction goals. These facilities, known as high-performance buildings, strive to deliver optimal efficiency, reliability, value, and comfort to tenants.
Four decades of involvement with distributors and their customer bases reveals that most contractors aren’t taking full advantage of everything their favorite distributors can offer. If you do, it will mean more cash to your bottom line.
While the equipment tonnage is often quoted on proposals, how can you be sure the equipment’s potential is really being achieved? Is it possible your installation practices are contributing to lost cooling efficiency? Let’s look at what causes lost tonnage and how you can ensure it’s not happening because of your company.
Hitachi SmartFlex™ VRF Gen II offers a re-engineered outdoor unit line with an impressive operating range, a wider selection of single module sizes, and an indoor unit line that includes re-engineered ducted units with greater static pressure, a full range of multi-port change-over boxes for heat recovery systems, and enhanced controllers.