Hearth Requirements - FireplaceXtrordinair 42 Apex Clean Face Installation Manual

Hearth Requirements


Local building codes may require a minimum hearth requirement different of what this manual states

Hearth must extend 20" in front of the faceplate when it is not elevated (see local building codes).
Hearths raised at least 6" must extend a minimum 18".

Hearth must extend a minimum 8" to both sides of the door opening (44" wide)

Hearth must be a minimum 1" thick of Durarock Next Generation Cement Board (or equivalent
material) with an R-value of 1.00. Multiple cement boards may be stacked to meet the required R-
value of 1.00. For example, two half-inch boards each with an R-value of 0.5 can be stacked together
to meet the 1.00 requirement.

Hearth must not rise more than 9-5/8" above the base of the fireplace
7-3/4"
1/8"
Fireplace
1-1/8"
No combustible
material permitted
above this point
© Travis Industries
Installation
(for qualified installers only)
Face
9-5/8"
Ember Strip
ELEVATED HEARTH
(Check Local Building Codes)
Tile or marble
Fireplace
Ember Strip
Combustible
Floor
8/24/2017 - 1450
FLOOR HEARTH
Fireplace
(Check Local Building Codes)
Combustible
Floor
18" Min.
Minimum 1"
cement board
(or equivalent)
20" Min.
Tile or
marble
Minimum 1"
cement board
(or equivalent)
Elevated hearths must be
constructed of non-combustible
materials such as cement blocks
(6" Min. / 9-5/8" Max.).
47
42 Apex CF