Duct Clamp
Figure 23 - Installing Duct
Connector 403

FOR USE OF OPTIONAL AK-4 OUTSIDE AIR KIT

MODEL AK-4 COMBUSTION AIR ASSEMBLY (CONTINUED)

7.If the duct is the insulated type, push the insulation back from one end of the duct approximately 2". See Figure 23.

8.Slip the exposed end of the duct over the starting collar on the fireplace.

9.Using the sheet metal screws provided, secure the duct end to the collar attached to the fireplace.

10.Nail or screw the combustion air assembly to the surface of the wall.

Note: If the wall covering is brick or stone, use appropriate masonry fasteners. If necessary, splice the duct. Use a model 403-duct connector to splice duct sections.

Approximately

Duct 2"

Connector

Insulation

INSTALLING MODEL 403 DUCT CONNECTOR

1. Push insulation back approximately 2" from the end of each duct.

2.Slip each duct over duct connector until an equal length of connector extends into each duct.

3.Place duck clamp over the end of each duct. Tighten duct clamp down snuggly.

4.Push insulation back into place and over duct clamp.

18

71D0530

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Monessen Hearth GRUF Series, GCUF Series dimensions Installing Model 403 Duct Connector
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GRUF Series, GCUF Series, GRUF, Series specifications

The Monessen Hearth GRUF Series and GCUF Series are designed to meet the diverse heating needs of modern homes while providing aesthetic value and efficient performance. These series are available in a range of styles that can complement any décor, offering homeowners a versatile solution for both heating and ambiance.

One of the standout features of the GRUF Series is its innovative design that blends traditional craftsmanship with cutting-edge technology. The units are equipped with high-efficiency burners, delivering an impressive heat output while minimizing fuel consumption. The inclusion of a powerful blower system ensures optimal heat distribution, allowing for a comfortable living environment even in larger spaces. Additionally, the GRUF Series offers customizable options, allowing homeowners to select aesthetics such as different finishes and mantel designs that suit their personal taste.

In terms of safety, the GRUF Series is built with advanced safety features such as a built-in heat shield and a sealed combustion system. This not only protects users but also ensures that external air does not interfere with the burn process, thus improving efficiency. The GRUF units can accommodate various fuel sources, including natural gas and propane, providing flexibility based on availability and preference.

The GCUF Series, on the other hand, emphasizes modern technology with an array of smart options. These units come standard with Wi-Fi capability, enabling users to control their fireplace via smartphone apps for enhanced convenience. The GCUF Series also features a dynamic flame presentation and realistic logs that bring a sense of warmth and coziness to any room.

Both the GRUF and GCUF Series are designed for ease of installation and maintenance. The user-friendly design ensures that homeowners can enjoy their fireplaces with minimal hassle, and the high-quality materials used in construction promise durability and longevity.

In summary, the Monessen Hearth GRUF Series and GCUF Series stand out with their combination of efficiency, customizable aesthetics, and smart technology. Whether opting for the classic elegance of the GRUF or the modern innovations of the GCUF, homeowners are guaranteed to find a reliable source of heat that enhances their living space while providing an inviting ambiance.
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