25
NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE.

Forced Air Heating Installation

Hot air can be drawn off the Ravelle™ 42 gas fireplace and moved into
other rooms of the house with the forced air heating system. This system
can be purchased as an option from your Lennox Hearth Products dealer
(part #75134).

System Overview

Fan Box
Duct Adapter (6" round to
10" x 31/4" Rectangular) Six Inch Duct (20' maximum length)
Switch Box
Fan Speed Control
Wall Stack Duct (10" x 31/4") for use
in areas of restricted clearance (Not
included as part of the kit--- available
at major hardware stores).
Fan Box

Forced Air Kit Components

Two Switch Boxes, Two Covers and Two Speed Control Knobs
Floor Mount
Adapters
Speed Control
Grille
Spacer
Fan Box
Duct Adapter
Six Inch Flex Duct
Starter Ring
Starter Ring Adapter
Cover Plate
Flapper Plate
Flapper
Fireplace Side Adapter
Additional Parts:
Two Angled Mounting Brackets
Two White---Headed Grille Screws
Six Wire Nuts
Sixteen Sheet Metal Screws
One Wire Clamp
The system draws heated air from the Ravelle 42 gas fireplace and moves
it with the use of a 150 CFM fan through six inch ducts into other rooms
in the house. The system acts as a forced air furnace. One or two systems
can be used with each Ravelle 42 gas fireplace.

Figure 37

Figure 36
SYSTEM OVERVIEW
Blower Box
Duct Adapter (6” round to
10” x 3-1/4” rectangular) Six Inch Duct (20 ft. maximum length)
Fireplace Side Adapter
Switch Box
Blower Speed Control
Blower Box
Wall Stack Duct (10” x 3-1/4”) for use in
areas of restricted clearance (not included
as part of the kit - available at major
hardware stores)
FORCED AIR KIT COMPONENTS
Flapper
Cover Plate
Flapper Plate
Starter Ring Adapter
Starter Ring
Six Inch Flex Duct
Duct Adapter
Blower Box
Spacer
Grill
Additional Parts:
Two Angled Mounting Brackets
Two White - Headed Grill Screws
Six Wire Nuts
Sixteen Sheet Metal Screws
One Wire Clamp
Two Switch Boxes, Two Covers and Two Speed Control Knobs
Floor Mount
Adapters
Speed Control