16
ME300 - Installation and Operation Manual
Thermal Characteristics of Common Floor Protection Materials*
MATERIAL
CONDUCTIVITY (k)
PER INCH
RESISTANCE (R) PER INCH
THICKNESS
Micore
®
160
0.39
2.54
Micore
®
300
0.49
2.06
Durock
®
1.92
0.52
Hardibacker
®
1.95
0.51
Hardibacker
®
500
2.3
0.44
Wonderboard
®
3.23
0.31
Cement mortar
5.00
0.2
Common brick
5.00
0.2
Face brick
9.00
0.11
Marble
14.3 – 20.00
0.07 – 0.05
Ceramic tile
12.5
0.008
Concrete
1.050
0.950
Mineral wool insulation
0.320
3.120
Limestone
6.5
0.153
Ceramic board (Fibremax)
0.450
2.2
Horizontal still air** (1/8")
0.135
0,920**
* Information as reported by manufacturers and other resources
** For a 1/8" thickness. You cannot «stack» horizontal still air to accumulate R-values; you must separate
each layer of horizontal still air with another non-combustible material.
3.5
Minimum Heart Extension Requirements
The hearth extension floor area must extend at least 16" (41 cm) in front of the hearth
(A)
and at least 8"
(20 cm) on each side of the door opening (
D
). The joint between the hearth extension and the fireplace
hearth needs to be made of non-combustible material such as sheet metal (not included).
Summary of Contents for ME300
Page 12: ...12 ME300 Installation and Operation Manual ...
Page 17: ...ME300 Installation and Operation Manual 17 CLEARANCES A 16 406 mm B 46 1168 mm C 8 203 mm ...
Page 33: ...ME300 Installation and Operation Manual 33 Direct installation Exterior offset installation ...
Page 60: ...60 ME300 Installation and Operation Manual APPENDIX 2 EXPLODED DIAGRAM AND PARTS LIST ...