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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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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

Read More »

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

Read More »

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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Hillside Oil Heating & Cooling Service Areas

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

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

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