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Williams 9929

Oval Vent Starter Kit for Top-Vent Wall Furnaces

(2 Reviews)


    • Shipping to Canada

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    • Pro Installation

All top-vent wall furnaces are designed to be vented through the roof with 4" oval double-wall metal pipe to maintain clearances in the limited stud wall space. This kit makes converting to round vent simple and easy.

If you're looking for the Williams 9901, the Williams 9929 is the new replacement. 

Included in the Williams 9929 Box:

(1) Hold Down Plate

(1) Oval-to-Round Adaptor

(2) Ceiling Plate Spacer

(2) 4" Oval Pipe


In 2002 Alpine Home Air Products became the first company to sell heating, air conditioning and indoor air-quality products online. We have proudly served hundreds of thousands of customers, helping them save time and money by buying their products direct.