PRO Plumbers of Groton provides professional plumbing services including leak detection, pipe repair and water heater services. 24/7 emergency service available!

As a trusted heating oil delivery company in Eastern Connecticut, Advanced Heating Oil is dedicated to helping residents stay warm and safe all winter long. That’s why we offer high-quality home heating oil at the lowest possible cost. Plus, we update our oil prices daily, so you always know exactly how much you’ll be paying when you place an affordable heating oil order. Beyond our affordable home heating oil prices, we provide a variety of convenient CT oil delivery options, including cash on delivery (COD), automatic, and emergency delivery services. No matter which option you choose, your CT oil price will be locked in on the day you place your order – no surprises, upcharges, or gimmicks. That’s the Advanced Heating Oil difference.

We are licensed and insured with over fifteen years experience. P1-0278984 and S1-0388597

Advanced Heating Oil serves heating oil to homes around Eastern Connecticut. Our no contract service is perfect for new homeowners or for the savvy price shopper. Through the years we've witnessed significant changes in our industry. One thing has never changed: our loyal customers, whom we've had the pleasure of serving for over a century.