We’ve said it from the inception of this blog in 2013, and throughout our 44 years in business: Preventive maintenance (PM) plays an essential role in keeping your HVAC unit or units running smoothly and efficiently for years on end….

We’ve said it from the inception of this blog in 2013, and throughout our 44 years in business: Preventive maintenance (PM) plays an essential role in keeping your HVAC unit or units running smoothly and efficiently for years on end….
In concluding our blog series on lighting retrofits, we want to recap the many benefits of these projects, including some of the hidden benefits that are often overlooked. Though energy savings will always be the driving force behind lighting retrofit…
At CLS Facility Services, we talk with building owners and managers every day. In the course of our conversations, we find that many owners and managers view lighting retrofits as primarily interior projects. Exterior retrofits, it turns out, are often…
When it comes to interior lighting retrofits, the cost of waiting can quickly add up. With the Environmental Protection Agency (EPA) quickly phasing out T12 ballasts and lamps, those outdated technologies seem to cost companies more money each day. Converting…
Individual actions, when viewed individually and collectively, contribute to a greener world. And one of the things that can help everyone – businesses and homeowners alike – take steps toward a greener world is lighting retrofits. The environmental impact of…
Several common terms in the realm of commercial lighting are used frequently. In this post, we’ll define these terms for you. Average Rated Life: A rating (in hours) that indicates when 50% of a specific group of lamps have failed. Ballast: The…
A commercial building’s rooftop HVAC unit (RTU) may reside out of sight for most people, but dollar for dollar, these units take center stage when it comes to making or breaking a facility’s operating budget. HVAC is one of the…
For those who are new to the world of commercial HVAC maintenance, there are several terms that you are going to run into on a regular basis. In this post, we’ll take a look at some of these terms that…