LDVR Series Direct Vent Gas Fireplace

Zero Clearance Sleeve

(if required) Firestop

7” Pipe

24" (610mm)

Minimum*

7TDVSNORK

(Snorkel)

4” (102mm) Clearance Min.

Window Well

Gravel

Vertical Through-the-Roof Applications

This Gas Fireplace has been approved for:

1.Vertical installations up to 40’ (12 m) in height. Up to 10’ (3 m) horizontal vent run can be installed within the vent system using a maximum of three 90° elbows.

Maximum

Drain

Minimum

10’ (3 m)

Foundation Wall

*A minimum of 24” (608mm) vertical pipe must be installed when using 7TDVSNORK Kit.

BG400

8’ (2.4 m) / Maximum

40’ (12 m) Vertical Rise

Pipe Straps Every 3’ (914 mm)

Fig. 31 Below grade installation.

Do not back fill around snorkel. A clearance of at least 4” (102mm) must be maintained between the snorkel and the soil.

CFM148

Fig. 33 Support straps for horizontal runs.

This Gas Fireplace has been approved for:

Foundation Recess

Recess Brackets

Watertight Seal

Around Pipe

Snorkel

Wall Screws

Sheet Metal

Screws

1.Vertical installations up to 40’ (12 m) in height. Up to 10’ (3 m) horizontal vent run can be installed within the vent system using a maximum of three 90° elbows.

2.Up to two 45° elbows may be used within the horizontal run. For each 45° elbow used on the horizontal level the maximum horizontal length must be reduced by 18” (457 mm).

Example: Maximum horizontal length

0 x 45° elbows

=

10’ (3 m)

1 x 45° elbows

=

8¹⁄₂’ (2.6 m)

BG401

Fig. 32 Snorkel installation, recessed foundation.

If the foundation is recessed, use recess brackets (not supplied) for securing lower portion of the snorkel. Fasten brackets to wall first, then secure to snorkel with self drilling #8 x 1/2 sheet metal screws. It will be necessary to extend vent pipes out as far as protruding wall face. (Fig. 32)

2 x 45° elbows = 7’ (2.1 m)

3.A minimum of an 8’ vertical rise.

4.Two sets of 45° elbows offsets within these vertical installations. From 0 to a maximum of 8’ (2.4 m) of vent pipe can be used between elbows. (Fig. 34)

5.7DVCS must be used to support offsets. (Fig. 34) This application will require that you first determine the roof pitch and use the appropriate 7DVSKV (A, B or F). (Refer to Venting Components List, Page 21)

18

10007317

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Vermont Casting 33LDVR, 43LDVR, 39LDVR Vertical Through-the-Roof Applications, This Gas Fireplace has been approved for
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36LDVR, 33LDVR, 39LDVR, 43LDVR specifications

Vermont Castings has long been synonymous with quality craftsmanship and innovation in the field of heating appliances, particularly in the category of wood and gas stoves. Among their remarkable offerings, the 33LDVR, 39LDVR, 43LDVR, and 36LDVR models stand out, each with unique features that cater to a variety of user needs.

The 33LDVR model features a classic design that complements any space while providing efficient heating. With a maximum output of 15,000 BTUs, it is perfect for smaller rooms. One of its main characteristics is the built-in catalytic combustor, which enhances fuel efficiency and reduces emissions. This model also includes a convenient glass door that allows for a beautiful view of the flames, creating a warm ambiance.

Moving up in size, the 36LDVR offers an increased heating capability of up to 25,000 BTUs. This model retains the same elegance and durability as the 33LDVR, constructed from high-quality cast iron. The 36LDVR is equipped with Vermont Castings’ signature dual combustion system, which maximizes fuel efficiency and minimizes smoke. Additionally, the oversized door enhances visibility while maintaining a robust heat output.

The 39LDVR boasts a larger firebox, providing increased heat capacity and longer burn times. It can accommodate logs up to 18 inches long, making it ideal for those who appreciate long-lasting fires. This model also features a patented top-loading capability, which simplifies the refueling process without interrupting heat output. The advanced air control system allows users to fine-tune the burn rate, enhancing efficiency and managing heat distribution effectively.

Finally, the 43LDVR is the powerhouse of the lineup, with an impressive heating capacity of up to 40,000 BTUs. This model is designed for larger spaces, providing superior heat retention and distribution. It features Vermont Castings' innovative refractory lining, which improves heat retention and provides a longer-burning effect. The 43LDVR also includes a state-of-the-art fan system that promotes consistent warmth throughout the room, ensuring comfort even in the coldest weather conditions.

All four models incorporate Vermont Castings' commitment to environmentally responsible heating, with advanced technology that reduces emissions while maximizing efficiency. The aesthetic design, combined with practical features, makes these units a popular choice for homeowners looking to enhance their living spaces with reliable heating solutions. Whether for ambiance or effective heating, the 33LDVR, 36LDVR, 39LDVR, and 43LDVR models truly exemplify the quality and craftsmanship that Vermont Castings is known for.
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