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Why do A/C\’s need refrigerant refills?

If you notice warm air blowing or frost and ice on your central air conditioner lines, those may be symptoms of low refrigerant. Sometimes a central air conditioner needs a charge of refrigerant, most commonly called Freon. Even though units sometimes require a refrigerant refill, this does not mean that

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Get ready: Warm weather is here to stay!

As we move further into spring, the outdoor temperature fluctuations that cause us to flip-flop the thermostat between “heat” and “cool” are occurring less frequently. Let’s get ready for full-time cooling. First, change that filter, then go outside and hose off the air conditioning unit, if needed, to clear it

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Hillside’s Paper Airplane Experiment

Recently Hillside mailed a letter to our heating oil customers. There was a hidden gem on the back of that letter. For those that may have missed the gem, it was instructions on how to make a paper airplane, Hillside’s way of not completely wasting paper. One of our long-standing

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Air Conditioning? Are We Crazy?

This past weekend gave us a taste of the summer to come. While the weather was gorgeous, it was a reminder that hot, sweaty days are just around the corner. No, we’re not crazy—we’re just planning! Prepare for Summer with an A/C Tune-Up Schedule your central air conditioner tune-up now,

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Hillside Oil Heating & Cooling proudly serves New Castle County, DE, Chester County, PA, and Cecil County, MD with trusted heating oil delivery, HVAC service, and expert home comfort solutions.

Proudly Serving New Castle County, DE, Cecil County, MD and Southern Chester County, PA.

Call Hillside Oil Heating & Cooling at 302-738-4144 for DE & PA or 410-398-2146 for MD

302-738-4144 (DE & PA) 410-398-2146 (MD)

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