11 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, embers or other burning material falling from the fireplace may ignite flooring or concealed combustible surfaces.

Protective metal hearth strips MUST be installed.

Hearth extensions MUST be installed exactly as specified.

You MUST use a hearth extension with this fireplace.

Refer to Figure 11.1 for minimum dimensions.

This fireplace has been tested and approved for use with a hearth extension insulated to a minimum R value of 1.03.

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 11.1 to convert a k value to an R value,

Table 11.1

R = 1/k x inches of thickness

Table 11.2

Refer to Table 11.2 for hearth extension insulation alternatives.

Hearth Extension Insulation Alternatives-Total minimum R Value must equal 1.03

 

 

 

Minimum

 

k per inch

r per inch

thickness

Material

thick

thick

required

Hearth & Home HX3, HX4 (Micore 300™)

0.49

2.06

1/2 in.

USG Micore 160™

0.39

2.54

1/2 in.

 

 

 

 

USG Durock™ Cement Board

1.92

0.52

2 in.

Cement Mortor

5.0

0.20

5-1/8 in.

 

 

 

 

Common Brick

5.0

0.20

5-1/8 in.

Ceramic Tile

12.50

0.08

12-1/4 in.

Armstrong™ Privacy Guard Plus

0.46

2.18

1/2 in.

 

 

 

 

Marble

14.3-20.0

0.07-0.05

14-5/8 in. - 20-3/8 in.

38

Heat & Glo • RH-36/RH-424044-153 • Rev W • 11/08

Page 38
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Hearth and Home Technologies RH-36 Series owner manual Finishing, Hearth Extension, = 1/k x inches of thickness

RH-36 Series specifications

Hearth and Home Technologies has long been an industry leader in innovative heating solutions, and the RH-36 Series exemplifies this commitment to quality and performance. Designed to provide both comfort and efficiency, the RH-36 Series wood-burning fireplace inserts combine advanced technologies with timeless aesthetics, making them a popular choice among homeowners.

One of the standout features of the RH-36 Series is its impressive heat output. With a BTU rating that allows it to efficiently warm large spaces, this appliance is perfect for those chilly winter nights. The expansive firebox is designed to accommodate larger logs, thus extending burn times and reducing the frequency of refueling. This not only enhances convenience but also promotes a more sustainable approach to home heating.

The RH-36 Series also integrates the company’s patented Clean Burn Technology, which maximizes combustion efficiency. This system ensures that the wood is burned at optimal temperatures, resulting in less smoke and emissions. More so, this technology decreases creosote buildup within the chimney, enhancing safety and reducing the need for frequent maintenance.

In terms of aesthetics, the RH-36 Series doesn’t disappoint. Its large glass viewing area showcases the mesmerizing flames, creating a cozy atmosphere in any room. The fireplace insert is available in various finishes and door options, allowing homeowners to customize the look to suit their decor. Whether you prefer a traditional style or a modern finish, the RH-36 can fit seamlessly into your living space.

Furthermore, the RH-36 incorporates user-friendly features that enhance the overall experience. The easy-to-access ash pan allows for quick cleanup and maintenance, while the adjustable air control provides flexibility in regulating the burn rate, allowing users to create the desired ambiance with ease.

In conclusion, the Hearth and Home Technologies RH-36 Series is designed for those who value efficiency, safety, and aesthetic appeal in their heating solutions. With advanced technologies like Clean Burn, excellent heat output, customizable designs, and convenient features, this series stands as a pinnacle of wood-burning fire inserts, promising to deliver warmth and beauty to any home. Whether for cozy family gatherings or peaceful evenings, the RH-36 is a versatile choice that meets diverse heating needs while elevating home interiors.