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Do UFOs have air conditioning? A playful Hillside HVAC blog about UAP file buzz, local sci-fi fun, and ductless mini-splits for hard-to-heat-and-cool rooms in DE, MD, and PA.

Before the first hot week hits New Castle County, DE, Cecil County, MD, and Southern Chester County, PA, use Hillside’s local AC readiness checklist to catch airflow, cooling, and repair issues early.

Spring HVAC & Yard Cleanup: 9 Smart Steps to Prepare Your Home for Summer Spring is your reset button. Before

Can You Fall in Love With a Company Without Seeing Them? The premise behind the hit TV show Love Is

Spring has a gentle way of reminding us to refresh our homes. Afternoon light lingers a little longer. Windows open

What a winter. This season brought colder temperatures, steady snow, and real challenges across Delaware, Pennsylvania, and Maryland. Our phones

If your heat pump seems to run nonstop in February—but your home still feels cooler—you’re not imagining it. Across Cecil

At Hillside, we take winter very seriously. Unreasonably seriously. While most people are checking the weather to see if they

If you’re new to heating oil, you’re not alone. Many homeowners move into houses with oil heat and aren’t quite

Ever Wonder About the Top New Year’s Resolutions Each Year? While personal goals may change, New Year’s resolutions tend to