![Framing and Finishing](/images/new-backgrounds/53353/5335311x1.webp)
LDVR Series Direct Vent Gas Fireplace
Framing and Finishing
Check fireplace to make sure it is levelled and properly positioned.
To mount the appliance:
1.Choose the location.
2.This unit comes with four (4) flanges
3.Bend the desired flanges out 90° on both sides of the fireplace. Slide the fireplace into the framed opening until the flanges contact the front surfaces of the framing. Level the unit and secure it firmly in place.
Flange | Drywall | Flange Location for |
Position | Depth | Desired Drywall Depth |
A1/2” / 13 mm
B 5/8” / 16 mm
A B
FP1539
Fig. 4 Nailing flanges.
Final Finishing
Noncombustible materials such as brick or tile may be extended over the edges of the face of the fireplace. DO NOT cover any vent or grille panels.
If a Trim Kit is going to be installed on the fireplace, the brick or tile will have to be installed flush with the edges of the fireplace.
33LDVR / 36LDVR / 39LDVR / 43LDVR
Certified To
ANSI Z21.88-2005 / CSA 2.33-2005
Vented Gas Fireplace Heaters
33LDVR units: GFRN2I0, GFRL2I0, GFRE2I0
36LDVR units: GFRN2J0, GFRL2J0, GFRE2J0
39LDVR units: GFRN2K0, GFRE2K0
43LDVR units: GFRN2N0, GFRE2N0
Gas Specifications
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| Max. | Min. | Air |
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| Gas | Input | Input | Shutter |
Model | Fuel | Control | BTU/h | BTU/h | Adj. |
33LDVRRN | Nat | Millivolt | 16,000 | 11,200 | 3/16” |
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| Open |
33LDVRRP | Prop | Millivolt | 16,000 | 12,000 | Fully Open |
33LDVREN | Nat | 24V | 16,000 | 11,200 | 3/16” |
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| Hi/Lo |
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| Open |
33LDVREP | Prop* | 24V | 16,000 | 12,000 | Fully Open |
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| Hi/Lo |
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36LDVRRN | Nat | Millivolt | 19,500 | 13,650 | Top & |
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| Bottom |
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| Hole Half |
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| Closed |
36LDVRRP | Prop | Millivolt | 19,500 | 14,625 | Fully Open |
36LDVREN | Nat | 24V | 19,500 | 13,650 | Top & |
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| Hi/Lo |
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| Bottom |
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| Hole Half |
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| Closed |
36LDVREP | Prop* | 24V | 19,500 | 14,625 | Fully Open |
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| Hi/Lo |
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39LDVRRN | Nat | Millivolt | 23,000 | 16,100 | Top & |
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| Bottom |
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| Hole Half |
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| Closed |
39LDVRRP | Prop* | Millivolt | 22,500 | 16,875 | Fully Open |
39LDVREN | Nat | 24V | 23,000 | 16,100 | Top & |
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| Hi/Lo |
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| Bottom |
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| Hole Half |
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| Closed |
39LDVREP | Prop* | 24V | 22,500 | 16,875 | Fully Open |
43LDVRRN | Nat | Millivolt | 26,000 | 18,200 | Top & |
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| Bottom |
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| Hole Half |
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| Closed |
43LDVRRP | Prop* | Millivolt | 24,000 | 18,000 | Fully Open |
43LDVREN | Nat | 24V | 26,000 | 18,200 | Top & |
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| Hi/Lo |
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| Bottom |
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| Hole Half |
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| Closed |
43LDVREP | Prop* | 24V | 24,000 | 18,000 | Fully Open |
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| Hi/Lo |
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*Using conversion kit |
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Gas Inlet and Manifold Pressures
| Natural | LP (Propane) |
Inlet Minimum | 5.5” w.c. | 11.0” w.c. |
Inlet Maximum | 14.0” w.c. | 14.0” w.c. |
Manifold Pressure | 3.5” w.c. | 10.0” w.c. |
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6 | 10007317 |