General Installation Information

In planning the installation for the appliance it is necessary to determine where the unit is to be installed and whether optional accessories are desired. Gas supply piping should also be planned. The following steps represent the normal sequence of installation. Each installation is unique, however, and might require a different sequence.

1.Position firebox prior to framing or into prepared framing.

2.Field wire main power supply to models with fan kit. (Electrical connections should only be performed by an experi- enced, licensed /certified tradesman).

3.Plumb gas line. (Gas connections should only be performed by an experienced, licensed/certified tradesman).

4.Install vent-free gas log heater per the instructions provided with the vent-free gas log heater.

5.Complete finish wall material, surround and optional hearth extension to your individual taste.

FIREBOX EXTERNAL DIMENSIONS		GCUF32C
		GCUF32C
D	A	37"
F	A	37"
	B	32"
	C	16"
	D	29"
	E	18⅝"
	F	23⅜"
E	G	13¼"
	H	18"
	I	29⅞"
	J	7⅛"
	K	8"
	L	2¾"

Figure 1 - Firebox Dimensions

1 ¼"

5 7/16"

	I
21 ¾"	B	34 ½"
21 ¾"	B
2	½"

1 5/16"

GCUF36C	GCUF42C
41"	47"
36"	42"
18"	18"
32"	38"
20⅝"	20⅝"
27⅜"	33⅜"
15¾"	15¾"
17⅝"	17⅝"
34"	40"
9¾"	9¾"
8¼"	8¼"
2¼"	2¼"
C

71D0530

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.