Vertical Through-The-Roof Installation - Majestic Vermont Castings Chateau DVT38S2 Installation Instructions And Homeowner's Manual

Vertical Through-the-Roof Installation

1. Locate your fireplace.
2. Plumb to center of the (8") flue collar from ceiling
above and mark position.
3. Cut opening equal to 14¹⁄₂" x 14¹⁄₂" (368mm x
368mm).
4. Proceed to plumb for additional openings through
the roof. In all cases, the opening must provide a
minimum of 1¹⁄₂" (38mm) clearance to the vent pipe,
i.e., the hole must be at least 14¹⁄₂" x 14¹⁄₂" (368mm
x 368mm).
5. Place fireplace into position.
6. Place firestop(s) SKFS2A or Attic Insulation Shield
AIS-SK into position and secure. (Figs. 32, 33)
7. Install roof support (Fig. 34) and roof flashing
making sure upper flange of flashing is below the
shingles.
8. Install appropriate pipe sections until the venting is
above the flashing.
NOTE: Tape the inner and outer flue collars of the
fireplace using UL approved metal adhesive tape to
ensure the joints are sealed.
9. Seal around the pipe.
10. Add additional vent lengths for proper height. (Fig.
35)
Attic Installation
Ceiling Installation
Fig. 32 Installing firestop spacer.
20007172
Fig. 33 Attic shield installation.
Nails (4)
Firestop Spacer
Fig. 34 Attach straps to a structural framing member.
Joist
Joist
Firestop Spacer
Nails (4)
Fig. 35 Minimum termination to roof clearance.
FP593
Chateau Decorative Gas Appliance
™
Attic
Insulation
Shield
Base
Flanges
Ceiling
Support Structure
Elbow Strap
Angled Strap
If an attic is above ceiling level an AIS-SK
(Attic Insulation Shield) must be installed.
The enlarged ends of the vent section
always face downward.
Nails (4
Required)
Attic Joist
FP263
Elbow Strap
(must be tight)
Ceiling Hole
Framing
Angled Firestop
Chimney Support Strap
(must be tight)
FP270/271
Min.
2' (610mm)
CFM190
19