1.Cut the 11-inch by 11-inch hole.

2.Add the new framing members.

This shows a ceiling installation.

Drill a hole or drive a nail through this centerpoint.

Check the floor above for any obstructions, such as wiring or plumbing runs.

Reposition the fireplace and vent system, if neces- sary, to accommodate the ceiling joists and/or obstructions.

Cut an 11-inch X 11-inch (280 mm X 280 mm) hole through the ceiling, using the centerpoint previously marked.

Frame the hole with framing lumber the same size as the ceiling joists.

11" (280 mm)

11" (280 mm)

 

CHIMNEY

 

HOLE

NEW

EXISTING CEILING

FRAMING

JOISTS

MEMBERS

 

CEILING

 

Figure 15. 11" x 11" Hole and New Framing Members

If the area above the ceiling is NOT an attic, position and secure the ceiling firestop on the ceiling side of the previously cut and framed hole.

JOIST

CEILING

NAILS (4 REQUIRED)

CEILING FIRESTOP

Figure 16. Ceiling Firestop (Ceiling Side)

16

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Heat & Glo LifeStyle 6000 XLS, 6000 GDVFL manual Hole and New Framing Members