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At R&D we specialize in designing comfortable living for your home. We provide comprehensive residential Heating & Cooling (HVAC) services to Southeastern Pennsylvania and Delaware. From electrical inspection and repair to home heating and air conditioning installation, air purification systems, and water treatment equipment, we work on it all! Our technicians are experienced, licensed, and take pride in serving the communities they call home.
Our NATE certified technicians are equipped with top-of-the-line diagnostic equipment that enables them to perform adjustments or repairs when you need them most.