FP2304
Figure 37 -
Vertical Through-the-Roof Restrictor

HBDV7 Series Direct Vent Gas Fireplace

VENTING INSTALLATION

Max.Height 40’ (12.2. m)

Min. Height

 

8’ (2.4 m)

Max. 10’ (3 m)

Support Straps

Every 3’ (914 mm)

Max.Height

Max. 10’ (3 m)

 

40’ (12.2. m)

 

Min. Height 8’ (2.4 m)

 

Figure 35 -

 

Support Straps for

 

Horizontal Runs

 

FP1183a

1 + 2 + 3 + 4 = 270°

 

1

1

2

2

3

3

4

4

 

VERTICAL THROUGH-THE-ROOF INSTALLATION

NOTE: For all top vent vertical through-the-roof instal- lations, install the supplied cross-bar flue restrictor, part #69D3006 onto the top edge of the firebox flue adapter. Figure 37

1.Locate your fireplace.

2.Plumb to center of the

(4”) flue collar from ceiling above and mark position.

3.Cut opening equal to 9C\v” x 9C\v” (248 x 248 mm).

4.Proceed to plumb for addi-

tional openings through the roof. In all cases, the open- ing must provide a mini- mum of 1 inch clearance to the vent pipe, i.e., the hole

must be at least 9C\v” x 9C\v” (248 x 248 mm).

5.Place fireplace into position.

6.Place firestop(s) or Attic Insulation Shield into position and secure. Figure 38

Attic Insulation Shield (7DV1AIS)

Upper Floor

11” (279 mm)

Ceiling Installation

FP1029

Joist

Figure 36 -

FP1179

 

Maximum Elbow Usage

 

7DVCS supports offsets. Figure 39. This application

Figure 38 -

Firestop

Spacer

Nails (4)

will require that you first determine the roof pitch and

use the appropriate starter kit. (Refer to Venting Com-

ponents List)

The maximum angular variation allowed in the system

is 270°. Figure 36

For the minimum height of the vent above the highest

point of penetration through the roof refer to Page 23,

Figure 40.

Place Firestop Spacer(s) and Secure

7.Install roof support (Figure 39) and roof flashing mak- ing sure upper flange is below the shingles. Figure 41

8.Install appropriate pipe sections until the venting is above the flashing. Figure 41

9.Install storm collar and seal around the pipe.

22

54D8000

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Monessen Hearth HBDV400N/PV7, HBDV300N/PV7, HBDV400N/PSC7, HBDV300N/PSC7 manual Vertical THROUGH-THE-ROOF Installation