To Filter or Not To Filter…..

November 27, 2017By Bob W.Job Site Visits, News, Technical No Comments

Cooling towers and condenser water systems are high maintenance systems.  They get dirty quickly, and if you do not keep up with the cleaning, the dirt can accumulate in your cooling tower basins and get drawn into your condenser water piping system.  Once the condenser water is contaminated, it can reduce the operating efficiency and…

Still Want an EPA Energy Star Rating for 2017?

September 25, 2017By Bob W.News, Technical No Comments

If you do, then the Environmental Protection Agency’s latest Energy Star announcement should be great news!  The EPA has decided to extend the deadline for submitting applications for a 2017 Energy Star Certification to Friday, December 15, 2017.  That is much later than the normal end of year deadline.  Applications received by December 15th, provided…

A-19 LED Conversion Analysis

April 17, 2017By Brandon WilsonNews, Technical No Comments

In November 2011, Williams Notaro took a chance and decided to replace 13 pendant light fixtures in our office, that were using 60W incandescent A-19 light bulbs, with new (back then anyway) 8W LED A-19 light bulbs.  The LED bulbs were considered the 1st generation of viable A-19 LED retrofits and, back in that time period,…

VFDs – Are You Missing an Opportunity for Savings?

January 30, 2017By Bob W.News, Technical No Comments

Variable frequency drives (VFDs) used to be expensive, long-lead time items that were only used in systems where the air flow rate or water flow rate was varied or modulated. Now that competitively priced VFDs are readily available, most systems can benefit from this technology and you could be saving energy even in applications you…

Interviewing MEP Engineering Firms

January 17, 2017By Ken NotaroNews, Technical No Comments

The majority of the construction budget for renovations and infrastructure upgrades is usually associated with the mechanical, electrical and plumbing (MEP) systems. Therefore, the selection of the MEP Engineering firm should be an important consideration to ensure quality documents that satisfy the client’s technical and financial goals. Engineering services are professional services and thus the…

Energy Conservation Codes at a Glance

January 12, 2017By Chas LoweNews, Technical No Comments

“Green” – that seems to be today’s buzzword.  If someone is not talking about “going green”, they are usually talking about “saving green”.  Contrary to popular belief, our energy codes strive to do both.  Unfortunately, the old adage “You have to spend money to make money” also applies to the energy codes, as compliance may only…