13" (330 mm)

Max.

Top View

 

Straight Venting

FP1598

Fig. 12 Rear vent applications.

Rear Wall Installation

Twist Lock Pipe

STEP 1

Locate vent opening on the wall. To locate hole center consult with appropriate fireplace dimensions, Page 4. Frame as shown below.

Combustible Walls (Fig. 13): Cut a 9³⁄”H x 9³⁄” W (240 x 240 mm) hole through the exterior wall and frame as shown.

Noncombustible Walls (Fig. 13): Hole opening must be 7¹⁄” (190 mm) in diameter.

Vent Opening for Combustible Wall

9³⁄

(240 mm)

Framing

9 ”Detail ³⁄

(240 mm)

Fireplace Hearth

Opening for Noncombustible Wall

7¹⁄

(190 mm)

VO584-100

Fig. 13 Locate vent opening on wall.

STEP 2

Install interior firestop as shown in Figure 14.

STEP 3

Remove telescoping collar from termination.

STEP 4

Bend tab on outer casing up and insert collar onto fire- place collars. (Fig. 14)

CDV Series Direct Vent Gas Fireplace

Bend Tab

Firestop

FP1600

 

Fig. 14 Install firestop.

STEP 5

Twist the termination collar so it locks onto fireplace col- lars. Run screw through tab to keep collar from turning. (Fig. 15)

STEP 6

Slide fireplace into position.

STEP 7

From the outside of the house, slide the termination onto the collars.

STEP 8

Secure the termination to the house with the four (4) screws provided.

Finished

Wall

Secure with Screw

Vent Termination

C

L

22”

(559 mm)

Firestop

FP1005a

Fig. 15 Side view of final unit location.

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Vermont Casting 36CDVRRN, 36CDVTRN installation instructions Rear Wall Installation Twist Lock Pipe, Step