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D.E. Duffey Welcome to home comfort made more convenient and accessible than ever. Welcome to a world of heating and cooling products and services unlike any you've experienced. Welcome to a time-honored tradition of customer-centric family business that dates all the way back to 1898. Welcome to suburban Philadelphia's first and finest full-service home comfort company. Welcome to D.E. Duffey & Sons ... or more specifically, welcome to the D.E. Duffey & Sons website.

Here you will find a range of resources for all your heating and cooling needs. You'll also gain access to a wealth of information and innovations that allow you to manage your home comfort with confidence and peace and mind.

D.E. Duffey & Sons is here to keep you comfortable, with exceptional service and quality products. It's what we've done for over 100 years, and what we intend to do for at least 100 more. So stay awhile, look around, and let us know what you think. We'd love to hear from you.

From the Blog

True Full-Service Means More than Just Oilheat

06/23/16As suburban Philadelphia’s first and finest full-service home comfort company, D.E. Duffey & Sons does much more than keeping heating oil tanks full and heating oil ... read more.

Pay Your Heating Bills the Easy Way – with a Budget Plan

06/20/16You use about 75% of your home heating oil in just a quarter of the year. That means you pay the majority of your heating bills in the winter months, during a time when t ... read more.


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LATEST BLOG POSTS

True Full-Service Means More than Just Oilheat

Posted: 06/23/16 ... read more.

Pay Your Heating Bills the Easy Way – with a Budget Plan

Posted: 06/20/16 ... read more.

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Associations PPA NORA Delaware Valley Fuel Dealers Association PMAA Oilheat America

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D.E. Duffey & Sons, Inc.
1982 Butler Pike
Conshohocken, PA 19428
610-940-1400


D.E. Duffey
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