R
2100 Millennium Wood Stove (ACC)
Thimble
Site constructed for masonry chimney installation:
Components
•A minimum length of 12 inches [305mm] (longer for thicker walls) of solid insulated
•Wall spacer, trim collar and wall band to fit solid pack chimney selected.
•Minimum 8 inch (203mm) diameter clay liner section (if not already present in chimney) and refractory mortar.
Air Clearances
• Masonry chimney clearance must meet NFPA 211 mini- |
mum requirement of 2 inches (51mm) to sheet metal |
supports and combustibles. |
• Minimum of 1 inch (25mm) clearance around the chim- |
ney connector. |
• Top of wall opening is a minimum of |
(343mm) from ceiling or |
minimum clearance specified by chimney connector |
ceiling
Minimum18.0”
NFPA 211
17.0” OD 14.0” ID 8.0”
Center of Hole
Thimble
Include depth of hearth pad
C
L
|
| 13.5” below ceiling to top | ||||
| Wall | of opening | ||||
| or top of opening is a min.of | |||||
|
| 4.5” below min.clearance | ||||
|
| specified by connector mfg. | ||||
|
| 1.5 | 2x2 framing stud | |||
|
| 2.0 | min air clearance | |||
|
| 1.0 | min air clearance | |||
|
| 4.5 |
|
|
|
|
|
| 1.5” |
| 2.0” | ||
|
|
| ||||
|
|
|
| |||
|
|
|
|
|
| 1.0” |
|
|
|
|
|
| |
|
|
|
|
|
| |
|
|
|
|
|
| C |
|
|
|
|
|
| L |
|
|
|
|
|
| 1.0” |
|
| 1.5” | 2.0” | |||
|
| |||||
|
| |||||
|
|
|
|
|
|
|
manufacturer. NFPA 211 minimum vertical clearance of |
18 inches (457mm) from chimney connector and ceil- |
ing or minimum recommended by chimney connector |
manufacturer. Figure 15.1. |
Instructions:
1.Open inside wall at proper height for the chimney con- nector to entry the masonry chimney. Figure 15.1
2.Entry hole to masonry chimney must be lined with an 8 inch (203mm) minimum diameter clay liner, or equiva- lent, secured with refractory mortar.
3.Construct a 17 inch x 17 inch (432mm x 432mm) out- side dimension frame from 2 x 2 framing lumber to fit into wall opening. Inside opening of frame should be no less than 14 inch x 14 inch (356mm x 356mm).
Figure 15.1.
4.Attach the wall spacer to the chimney side of the frame.
5.Nail the frame into the wall opening. The spacer should be on the chimney side.
6.Insert the section of the solid insulated chimney into the outer wall of the masonry chimney.
Figure 15.1
Solid Pack Chimney with Metal Supports as a Thimble
| Fire Clay Flue | |
| Liner | |
| with Airspace | |
| Masonry | |
Trim Collar | Chimney | |
Chimney Section | Wall Spacer | |
| ||
with 2 inch | Wall Band to | |
(51mm) | ||
Secure Chimney | ||
Clearance to | ||
Section | ||
Combustibles | ||
| ||
Chimney | Wood Studs Used | |
Connector | ||
for Framing - Spaced |
2 inch (51mm) clearance from Masonry Chimney
Figure 15.2
7. | Tightly secure the length of the solid insulated chimney |
| WARNING | |
| with the wall band to the masonry chimney. |
|
|
|
|
|
| Fire Risk. | |
8. | Insert a section of chimney connector into the chimney. |
| ||
| Make sure it does not protrude past the edge of the |
| Do NOT pack insulation or other combustibles between | |
|
| spacers. | ||
| clay chimney liner inside the chimney. |
|
| |
|
|
| • ALWAYS maintain specified clearances around vent- | |
9. | Seal the end of the chimney connector to the clay liner |
| ing and spacers. | |
| with refractory mortar. |
|
| • Install spacers as specified. |
|
|
| Failure to keep insulation or other material away from | |
10. Install trim collar around the sold pack chimney section. |
| |||
| vent pipe may cause fire. | |||
|
|
|
| |
|
|
|
|
|
|
|
|
| |
May 5, 2011 | Page 15 |