As the summer heat rolls in, your air conditioning system is working overtime to keep your home comfortable. But if your cooling system isn’t running efficiently, it could be driving up your energy bills—and leaving parts of your home feeling less than refreshing. At D.E. Duffey...
As temperatures start to rise, spring is the perfect season to think ahead and upgrade your cooling system before summer heatwaves arrive. If your current air conditioner is outdated, noisy, or simply not performing the way it used to, it may be time to consider...
When it comes to heating your home or business, not all heating oil is created equal. At D.E. Duffey & Sons, we deliver premium heating oil that is blended with a Preventative Maintenance Treatment (PMT). This special blend ensures that you get more heat for...
In the midst of rising temperatures and energy costs, selecting the right cooling system for your home is more crucial than ever. D.E. Duffey & Sons, experts in heating and cooling solutions, emphasize the importance of understanding the differences between high efficiency air conditioning systems...