Finishing, Hearth Extension | Hearth and Home Technologies BIR42-B

12 Finishing

A. Non-combustible Materials

•Materials which will not ignite and burn, composed of any combination of the following:

-	Steel	-	Iron
-	Brick	-	Tile
-	Concrete	-	Slate
-	Glass	-	Plasters

•Materials reported as passing ASTM E 136, Standard

Test Method for Behavior of Metals, in a Vertical Tube Furnace at 750° C

B. Combustible Materials

•Materials made of or surfaced with any of the following materials:

-	Wood	-	Compressed paper
-	Plant fibers	-	Plastic

•Any material that can ignite and burn; flame proofed or not, plastered or un-plastered

C. Hearth Extension

WARNING! Risk of fire! High temperatures, sparks, em- bers or other burning material falling from the fireplace may ignite flooring or concealed combustible surfaces.

•Metal hearth strips MUST be installed (Section 7.C.).

•Hearth extensions MUST be installed exactly as specified.

Table 12.1

R = 1/k x inches of thickness

•You MUST use a hearth extension with this fireplace.

•This fireplace has been tested and approved for use with a hearth extension insulated to a minimum R value of 2.32.

•The hearth extension material MUST be covered with tile, stone or other non-combustible material.

•Manufactured hearth materials will usually have a published R value (resistance to heat) or k value (conductivity of heat). Refer to the formula in Table 12.1 to convert a k value to an R value,

•Refer to Table 12.2 for hearth extension insulation alternatives.

Surfaces must be covered with non combustible material

12 in.

(305 mm)

	42 in.	12 in.
	(1067 mm)	12 in.
	(1067 mm)	(305 mm)

66 in.

(1676 mm)

Raised Platform

20 in. (508 mm) Minimum

Flush Hearth

30 in. (762 mm) Minimum

(R value of hearth must be equal to or greater than 2.06)

Table 12.2

Figure 12.1 Hearth Extension Dimensions

Hearth Extension Insulation Alternatives-Total minimum R Value must equal 2.06

	k per inch	R per inch
Material	thick	thick	Minimum thickness required
Hearth & Home HX3, HX4	0.49	2.06	1 in. (25.4 mm)
USG Micore 300™	0.49	2.54	1 in.(25.4 mm)

USG Durock™ Cement Board	1.92	0.52	4 in. (101.6 mm)
Cement Mortar	5.0	0.20	10 in. (254 mm)

Common Brick	5.0	0.20	10 in. (254 mm)
Ceramic Tile	12.50	0.08	25-3/4 in. (654 mm)
Armstrong™ Privacy Guard Plus	0.46	2.18	1 in. (25.4 mm)

Marble	14.3 to 20.0	0.07 to 0.05	29-1/2 to 41 in. (749.3 to 1041.4 mm)

Heatilator • Birmingham BIR42-B • 4059-681• 11/11

BIR42-B specifications

Hearth and Home Technologies has consistently set the standard for modern heating solutions, and the BIR42-B gas fireplace is no exception. This model stands out for its blend of elegance, efficiency, and technology, making it a highly sought-after choice for homeowners looking to elevate their living spaces.

The BIR42-B features a sleek, contemporary design that seamlessly fits into various decor styles. Measuring 42 inches in width, it provides a generous viewing area to enjoy the mesmerizing flames while adding a focal point to the room. The fireplace comes with a choice of high-quality finishes, allowing homeowners to customize it to their aesthetic preferences.

One of the main features of the BIR42-B is its advanced heating capabilities. With an impressive BTU output, it efficiently warms spaces, making it perfect for both small and large rooms. This model is equipped with a design that maximizes heat circulation, ensuring that warmth is evenly distributed throughout the space.

The BIR42-B also incorporates innovative technologies that enhance user experience. The fireplace comes with a user-friendly remote control, allowing homeowners to adjust flame height and heat settings from the comfort of their seat. This is particularly useful for those chilly evenings when a quick adjustment can make all the difference.

Safety is a primary concern when it comes to heating appliances, and Hearth and Home Technologies has gone the extra mile with the BIR42-B. The unit includes safety features such as an automatic shut-off system and thermal sensors, ensuring peace of mind for users and their families.

Another impressive characteristic is the fireplace's clean-burning technology, which not only adheres to environmental standards but also promotes better air quality inside the home. The BIR42-B is designed to minimize emissions, making it an eco-conscious choice for homeowners.

In summary, the BIR42-B by Hearth and Home Technologies is a top-tier gas fireplace that expertly combines style, functionality, and safety. With its modern design, advanced heating capabilities, user-friendly features, and commitment to environmental responsibility, it stands as an excellent investment for those looking to enhance their home’s ambiance and comfort. This model not only promises warmth but also becomes a central element of design and leisure in any living space.

Hearth and Home Technologies BIR42-B Finishing, Hearth Extension, = 1/k x inches of thickness

Models: BIR42-B