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E. chimney requirements, Bc36c/bc36r installation instructions – Hearth and Home Technologies BC36C User Manual

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34962 Rev G

08/04

BC36C/BC36R INSTALLATION INSTRUCTIONS

Figure 6 - Sidewalls and Surrounds

E. CHIMNEY REQUIREMENTS

When planning your fireplace location, the chimney construction and necessary clearances must be considered. The
fireplace system and chimney components have been tested to provide flexibility in construction. The following figures are
the minimum distances from the base of the fireplace.

1.

Minimum overall straight height

14.5 ft

2.

Minimum height with offset/return

14.5 ft

3.

Maximum height

90 ft

4.

Maximum chimney length between an offset and return

20 ft

5.

Maximum distance between chimney stabilizers

35 ft

6.

Double offset/return minimum height

20 ft

7.

Maximum unsupported chimney length between the offset and return

6 ft

8.

Maximum straight unsupported chimney height above the fireplace

25 ft

3. Sidewalls/Surrounds

Adjacent combustible side walls must be located a minimum of 12 in. from the fireplace opening. See Figure 6. If
you are using a decorative surround constructed of combustible material, it must be located within the shaded area
defined in Figure 6. Short stub walls are also acceptable if they are contained within the shaded area.