New Buck Corporation 74 installation instructions D. Ceiling Exit-CloseClearance

Connectors may pass through walls or partitions constructed of combustible material if the connector is:

(a)Either listed for wall pass-through or is routed through a device listed for wall pass- through and is installed in accordance with the conditions of the listing.

(b)Selected or fabricated in accordance with the conditions and clearances as stated in the NFPA-211Code. Any unexposed metal that is used as part of a wall pass-through system and is exposed to flue gases shall be constructed of stainless steel or other equivalent material that will resist corrosion, softening, or cracking from flue gases at temperatures up to 1800o F.

In addition, a connector to a masonry chimney shall extend through the wall to the inner face or liner but not beyond, and shall be firmly cemented to masonry.

EXCEPTION: A thimble may be used to facilitate removal of the chimney connector for cleaning, in which case the thimble shall be permanently cemented in place with high-temperature cement.

2.Once the through-the-wall thimble codes are met, simply connect the chimney collar to the wall pass-through connector using #24 ga. minimum, blue or black steel connector pipe as follows:

(a)Maintain 1/4" rise per foot (horizontal length) from the appliance to the chimney.

(b)Connect each section so the crimped end faces downward.

(c)Secure each section to each other using at least three (3) sheet metal screws or rivets.

(d)Use three (3) sheet metal screws to fasten pipe to connector collar on heater.

D. Ceiling Exit-Close Clearance

1.Suspend a plumb bob from the ceiling above the unit so that the weight is hanging in the center of the flue exit (A small weight on a string will serve as a plumb bob). Mark the ceiling where the string is suspended to locate the center of the chimney hole.

2.After locating the center of the hole, install the ceiling support box, chimney flashing and rain cap.

3.Install Double Wall Connector and close clearance chimney systems per manufacturer’s written instructions. See stove manufacturer's list of tested pipes in this manual.

(See Page 17.)

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