HVAC Contracting

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Bob and Tim were doing a routine seasonal service call on a high-efficiency furnace. Tim asked, “Why were the older furnaces so inefficient compared to the more modern furnaces?”

A supercomputer created by Hewlett-Packard (HP) and the U.S Department of Energy’s (DOE’s) National Renewable Energy Laboratory (NREL) that uses warm water to cool its servers, and then re-uses that water to heat its building, has been honored as one of the top technological innovations of the year by R&D Magazine.

When California Gov. Jerry Brown recently signed legislation requiring paid sick days for millions of workers across the state, he declared it a victory for employees. While Brown touted the benefits of the new law for employees, the California Chamber of Commerce named it one of the state’s top “job killers.”

A report by the European Heat Pump Association (EHPA) has found that after three years of stagnation the European heat pump markets are recovering. It indicates that 771,245 heat pump units were sold in Europe in 2013, an increase of 3 percent, and early data for 2014 show this trend to continue.

When Pepco Energy Services (PES) wanted to find cost-effective ways to improve the operations of its Midtown Thermal Control Center (MTCC) in Atlantic City, New Jersey, it contacted Tustin Energy Solutions (TES), a commercial energy management company located in Norristown, Pennsylvania.

Concerns related to soldering copper tube and the new no-lead copper alloys led the Copper Development Association (CDA) to conduct laboratory research and testing out in the field. The CDA found that, in many cases, those working with the new no-lead copper alloys were using the incorrect soldering procedure.

Over time, HVAC systems can become inefficient. Energy logging at the biggest loads can help identify wasted energy and potential savings. Most HVAC professionals understand that energy is wasted by inefficient systems or by operating non-critical loads at peak utility rate periods.

As a business owner, you’ve likely heard and even tried all the traditional marketing techniques to reach new customers, retain current customers, and increase your brand awareness. These traditional approaches are necessary to keep the business afloat, but what about the things that will help your company grow?

Trane is expanding its United Kingdom chiller portfolio with the addition of a range of multi-pipe chillers designed to simultaneously deliver hot and chilled water. According to the company, the units are suitable for many comfort air conditioning applications and industrial processes where simultaneous heating and cooling is required.

BACnet International and the BACnet Interest Group Europe (BIG-EU) have announced the schedule for the BACnet Global Roadshow 2015. The roadshow highlights the migration from proprietary systems to open standards in building automation.