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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

Festive Frugality: The Holiday Conservation Guide

11/23/15It’s that time of year again – you’re scrambling around to get a head start on holiday shopping, trying to prepare a Thanksgiving meal, and readying your home for a ... read more.

Hot Water Heaters to Brave Any Winter

11/19/15The refreshing warmth of a nice hot shower on a cold November morning is a great way to get the day started. Reliable hot water is also important to many other daily func ... read more.

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Festive Frugality: The Holiday Conservation Guide

Posted: 11/23/15 ... read more.

Hot Water Heaters to Brave Any Winter

Posted: 11/19/15 ... read more.


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D.E. Duffey & Sons, Inc.
1982 Butler Pike
Conshohocken, PA 19428

D.E. Duffey
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