Polypro single-wall and concentric gas vent system for category ii & iv gas-burning appliances (20 pages)
Summary of Contents for DuraVent DirectVent Pro
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Installation Instructions Converting a Class-A Metal Chimney or Masonry Chimney to a Direct Vent System...
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A MAJOR CAUSE OF VENT RELATED FIRES IS FAILURE TO MAINTAIN REQUIRED CLEARANCES (AIR SPACES) TO COMBUSTIBLE MATERIALS. IT IS OF THE UTMOST IMPORTANCE THAT DIRECTVENT PRO BE INSTALLED ONLY IN ACCORDANCE WITH THESE INSTRUCTIONS. NOTE: Dear Customer, Installer, or End User:...
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CONVERTING CLASS A METAL OR MASONRY CHIMNEY TO A DIRECT VENT For the most up-to-date installation instructions, see www.duravent.com CONTENTS Precautions | General ..........4 Typical Factory-Built Metal Chimney Conversion illustration .
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Laboratories listed 4-inch diameter aluminum another. flex pipe (DuraVent’s DuraFlex is an example of an UL listed flex pipe). This is then passed INSTALLATION PRECAUTIONS this down through the center of the existing The DuraVent Direct Vent System is an metal chimney system.
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TYPICAL FACTORY-BUILT METAL-CHIMNEY CONVERSION Use Conversion Kit A (0931) for the following chimneys: 6” ID Metalbestos 6” ID Security Chimney 6” ID Jackes-Evans 6” ID Hart & Cooley 6” ID Pro-Jet Use Conversion Kit B (0932) for the following chimneys: Termination Cap 6”...
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Top Adapter chimney, a Top Adapter (985K) and Flashing are used at the top of the masonry chimney. The 4-inch aluminum liner is connected to the adapter and is passed down the chimney and out through the masonry wall. This is attached to the Retro Connector (909B) which is in turn, attached to the masonry wall and is then connected to the direct vent pipe...
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Step 6. Push the flex pipe back up into the ceiling support box, center the Retro Connector, and attach it to the support box, or decorative sleeve for double wall solid packed pipe, with the Sheet Metal Screws Termination furnished. The holes in the Retro Connector are pre-punched.
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TYPICAL MASONRY CHIMNEY INSTALLATION INSTRUCTIONS FOR CONVERTING A MASONRY CONVERSION CHIMNEY Important: The existing masonry flue opening needs to have an area of at least a 35-sqr-in. to insure proper intake / exhaust flow. Termination Cap Step 1. Before cutting any holes, assemble the desired sections of black direct vent Top Adapter pipe to determine the center of the masonry...
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Connector to mount directly on the masonry and provide clearance to the combustibles. Highwind Termination Refer to Figure 11. Standard Termination Step 3. Secure the Flashing (705C) to the top of the masonry chimney using a bead of non- hardening sealant-adhesive. If the Flashing is larger than the top of the chimney, then cut and fold flashing as needed to fit chimney.
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Step 9. Slide the Wall Thimble Cover (940) over the Retro Connector and secure with masonry bolts. (Figure 10) If you have a framed wall in front of the masonry, use wood screws to mount the Wall Thimble Cover to the framed wall, over the Retro Connector and the 10”...
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Ventinox which is transferable from the original homeowner to the buyer of the home for a period of ten (10) years. This warranty does not cover normal wear and tear, smoke damage or damage caused by chimney fires, acts of God, or any product that was: (1) purchased other than from an authorized DuraVent dealer, retailer or distributor;...
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