Lennox Hearth Exterior Vertical Vent, Vertical Vent Into a Masonry Flue, Model Montage 32FS

16

Standard Vertical Installation Configurations

Model: Montage™ 32FS

This free-standing model may be connected to an existing flue or by installing listed type “PL” vent pipe. If a liner is run all the way to the top of the existing chimney, the existing flue should be sealed with a steel plate. Start a vertical run with a Tee at the back of the stove. Other options are illustrated below.

Listed Rain Cap

Wall Straps

Required Every

4 Feet Minimum

Figure 18 - Exterior Vertical Vent

Listed Rain Cap

Optional Complete

Liner and Listed

Termination Cap

Optional

Clean-Out

Access Door

3” Min.

Figure 19 - Vertical Vent Into a Masonry Flue

Preferred Installation – Vertical Vent Through the Roof

This venting configuration allows for the best stove performance. The vertical pipe promotes natural draft and with the chimney inside the dwelling, the flue gases stay warm, thus rising at a consistent rate.

Note: See Pages 10 and 11 for Vent Termination Requirements

Listed Rain Cap

Flashing

3”

Min.

Clean-Out

Tee

Figure 20 - Vertical Vent Through the Roof

Listed Rain Cap

Existing

Chimney Pipe

Pipe Increaser

Extend Pipe to the Top if Existing Chimney is Corroded or Damaged

3”

Min.

Figure 21 - Interior Vertical Vent into an Existing Class A Chimney