Monessen Hearth PF How To Use The Vent Graph, Dimensions in, Feet, Designer Series Gas Fireplaces

Designer Series Gas Fireplaces ventING installation

termination clearances for buildings with combustible and noncombustible exteriors

G G=6" (152mm)

V

Inside Corner

G

V

G = Combustible 24"(610mm) Noncombustible 18"(457mm)

V

F F=6" (152mm)

Outside Corner

H

V

J

Combustible &

Noncombustible

H = 24" (610mm)

J = 20" (508mm)

	D
C	C

V

E

C = Maximum depth of 48" (1219mm) for alcove location

D = Minimum width for back wall of alcove location Combustible - 38" (965mm) Noncombustible - 24" (610mm)

E = Clearance from corner in alcove location

Combustible - 6" (152mm) Noncombustible - 2" (51mm)

Balcony with No Side Wall	Balcony with Perpendicular					Alcove Location
Figure 14 -	Side Wall		40
Allowable Venting Chart			38
How To Use The Vent Graph			36					Vertical
			34		Dimensions in
The Vent Graph should be read in conjunction with the following
			32
						Feet
vent installation instructions to determine the relationship between			30					Dimension
ing through the outer wall. Using this dimension on the Sidewall
the vertical and horizontal dimensions of the vent system.			28
1. Determine the height of the center of the horizontal vent pipe exit-
			26
Vent Graph below, locate the point intersecting with the slanted			24				HorizontalVentPipe	From theFloorofUnit
			12
Example: If the vertical dimension from the floor of the fireplace
graph line.			22
2. From the point of this intersection, draw a vertical line to the			20
bottom of the graph.			18
			16
3. Select the indicated dimension, and position the fireplace in
			14
accordance with same.						eg: A
is 11' (3.4 m) the horizontal run to the face of the outer wall must			10					to
			8					the
not exceed 14' (4.3 m).
Example: If the vertical dimension from the floor of the unit is			6					Center
7’ (2.14m), the horizontal run to the face of the outer wall must		20"	4
not exceed 8Z\x' (2.6 m).			2					of
Sidewall Vent Graph showing the relationship between vertical and			2	4	6	8 10 1214 16 1820		the
horizontal dimensions for a Direct Vent flue system.
		Horizontal Dimension From the Outside Face of the
	Figure 15 - Wall to the Center of the Fireplace Vent Flange
	Rear Wall Venting Graph

16 42D0200