Top 5 Consulting-Specifying Engineer articles, September 1-7: Variable refrigerant flow, waste heat recovery, MEP Giants, more

Articles about variable refrigerant flow, waste heat recovery, MEP giants and diversity, NFPA 101 engineering considerations, and testing smoke management systems were Consulting-Specifying Engineer’s five most clicked articles from last week, September 1-7. Were you out last week? Miss something? You can catch up here.


1. VRF offers flexible, energy-efficient heating and cooling

Variable refrigerant flow (VRF) systems can offer flexibility in design-intensive and challenging HVAC projects. 

2. Is waste heat recovery right for your project?

How to evaluate and specify waste heat recovery systems in various nonresidential building markets. 

3. MEP Giants continue to diversify

The 2014 MEP Giants revenue has remained flat, while firms continue to diversify the services they offer and the building types they work in. 

4. Engineering considerations of NFPA 101

NFPA 101: Life Safety Code defines a building's egress, along with numerous fire and life safety systems. 

5. Testing smoke management systems

Follow these 10 steps for successful testing of smoke management systems. 

The list was developed using CFE Media's web analytics for stories viewed on, September 1-7, for articles published within the last two months.

- Chris Vavra, content specialist, CFE Media,

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