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 10.15 Ceiling Firestop (Ceiling Side)
If the area above the ceiling IS an attic, position and secure the firestop on top of the previously framed hole.
NAILS (4 REQUIRED)
RAFTER
CEILING
CEILING FIRESTOP
Figure 10.16 Attic Firestop
H. Flue Termination
For Horizontal Terminations using the SLP-TRAP2 or DVP-TRAP2
To attach and secure the termination to the last section of horizontal flue:
•The rear flue heat shield MUST be placed one inch above the top of the flue between the wall shield and the base of the termination cap.
•One section of the heat shield is attached to the wall shield. The other is attached to the termination cap in the same manner (see Figure 10.17).
•The heat shield sections will overlap to match the wall thickness (depth).
•If the wall thickness does not allow the required
•The small leg in the shield rests on top of the flue to properly space it from the pipe section (see Figure 10.17).
Interior | Rear Flue |
Heat Shield | |
Wall Shield | |
| (38 mm min) |
| overlap |
Outer Flue |
|
Inner Flue |
|
INTERIOR | EXTERIOR |
Figure 10.17 Venting through the Wall |
|
•The termination kit should pass through the wall firestops from the exterior of the building.
•Adjust the termination cap to its final exterior position on the building and interlock the flue sections.
WARNING! Risk of Fire! the termination cap must be positioned so that the arrow is pointing up.
•Use a
1 in. (25 mm) |
(192 mm) |
MINIMUM |
Figure 10.18 Termination Cap
Cap Specification Chart
(depth without using additional pipe sections)
Rear Vent Depth | ||
|
| |
|
Heat & Glo • | 49 |
