Desa VDDVF36PN/PP Vertical Termination Configurations, Installed Cathedral Ceiling Support Box

Models: VDDVF36PN/PP VDDVF36STN/STP

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VENTING INSTALLATION

Installation For Vertical Termination (Cont.)

VENTING INSTALLATION

Continued

4.Using tin snips, cut the support box from the top corners down to the roofline and fold the resulting flaps over the roof sheath- ing (see Figure 27). Apply a bead of non-hardening mastic around the top edges of the support box to make a seal be- tween the box and the roof. Nail in place with roofing nails. Remove any combustible material that might be inside of the support box.

5.Complete the cathedral ceiling installation by following the same procedures outlined in steps 2 through 7 for Flat Ceiling Installation, page 13.

Nonhardening Mastic under all edges of support box before nailing

Figure 27 - Installed Cathedral Ceiling Support Box

Vertical Termination Configurations

Figures 28 through 31 show four different configurations for verti- cal termination. All connections must be sealed with high tempera- ture silicone sealant as specified in the second warning statement on page 9.

Venting with Two 90° Elbows

Vertical (V)

Horizontal (H1) +

 

Horizontal (H2)

5' min.

2' max.

6' min.

4' max.

7' min.

6' max.

8' min.

8' max.

20' max.

8' max.

45° Starter Elbow

Required

Figure 28 - Vertical Rigid Venting Configuration Using Two 90° Elbows with Two Horizontal Runs

 

Venting with One 90° Elbow

 

Vertical (V)

Horizontal (H)

 

5' min.

2' max.

 

6' min.

4' max.

45° Starter

7' min.

6' max.

Elbow

8' min.

8' max.

Required

20' max.

8' max.

 

Figure 29 - Vertical Rigid Venting Configuration Using One 90° Elbow

Venting with Two 90° Elbows

Vertical (V1)

Horizontal (H)

5' min.

6' max.

6' min.

12' max.

7' min.

18' max.

8' min.

20' max.

Note: Vertical (V1) +

Vertical

(V2) = 20' max.

45° Starter Elbow

Required

Figure 30 - Vertical Rigid Venting Configuration Using Two 90° Elbows

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Desa VDDVF36PN/PP, VDDVF36STN/STP Vertical Termination Configurations, Installed Cathedral Ceiling Support Box

VDDVF36PN/PP, VDDVF36STN/STP specifications

The Desa VDDVF36STN/STP and VDDVF36PN/PP represent a range of advanced heating solutions designed to meet modern demands for efficiency, comfort, and versatility. These models are distinguished by their exceptional features and cutting-edge technologies, making them suitable choices for both residential and commercial applications.

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