Extend-a-Flue is a new company which offers unique and innovative enhancements for masonry chimneys. Our initial products include a full line of Extend-a-Flue™ Chimney Extenders (Patents Pending) which provide a lightweight, insulated and adjustable extension for existing masonry chimneys. We are also introducing related products for the fireplace such as our (Patents Pending) Boost-A-Cap and ExtendaCap and Proper Topper™ chimney caps and liner terminations.


Extend-A-Flue Model T

The owners, engineers and designers behind Extend-a-Flue™ are by no means new to this industry. In fact, the initial team boasts a total of over 100 years combined experience in fireplace products. This same team is responsible for the design of some of the most popular and well-engineered products in the business, The result of this collaboration will be evident in the quality and appeal of our product lines.

Extend-A-Flue Cast Classic


ExtendaFlue is located in this Historic Mill Building in Western Mass.

If you have questions about our company or our product line, please contact us at extend@hearth.com
Extendaflue Corporation
413-527-5820
413-280-0178 (fax)

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entire site and product designs/logos - copyrighted 2003-2005 Extendaflue Corporation (Patents Pending)