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November 22, 2011
7063-173D
Page 33
VOYAGEUR Wood Insert
R
Thermal
Protection
Required
1 inch (25)mm)
R value = 2.13
0 to 7inch (0
to 178mm)
CANADA ONLY
Hearth Height
0 to 7 inches
(0 to 178mm)
Thermal
Protection
NOT
Required
Greater than 7 inch (178mm)
USA and CANADA
Hearth Height Greater
than 7 inches
(178mm)
Non-Combustible
Ember Protection
Figure 33.2 - Thermal Protection Required
Factory-Build Solid Fuel Fireplace Floor Protection Under Hearth Extension
Figure 33.3 - Ember Protection Only
Thermal
Protection
Required
0 to 7 inch (0
to 178mm)
USA ONLY
Hearth Height
0 to 7 inch
1 inch (25)mm)
R value = 2.13
Figure 33.1 - Thermal Protection Required
SAFETY TESTING NOTES:
During safety testing the following material was used for
the fl oor protection material under the hearth extension:
USA: 1 inch (25mm) James Hardi Board®, R = 0.52
CANADA: 1-1/2 inch (38.1mm) James Hardi Board®
and 1/2 inch (12.7mm) Micore 300 Board®
Combined: 2 inches (51mm), R = 1.82
See Alternative Floor Protection Worksheet on page 34.