Sierra Flame VIENNA-40-NG or VIENNA-40-LP Linear Direct Vent Gas Fireplace
Free shipping to the 48 states + DC
We confirm your ship date by email before your order leaves
- Installation
- Built-in / recessed
- Width
- 36–47 in
- View
- Front-facing
- Fuel
- Natural gas, Propane
- Venting
- Direct vent
- Warranty
- 5 Year Limited (1 year on electrical & wear parts)
- 30-day returns
- 5-year limited warranty
- Secure checkout
Not sure it fits? Ask a fireplace specialist(307) 323-3338 · info@livefireco.com
Mon–Fri, 9am–5pm ET
VIENNA-40-NG or VIENNA-40-LP Double Glass and Airflow
Sierra Flame VIENNA-40-NG or VIENNA-40-LP is a nominal 40-inch direct vent linear gas fireplace offered in natural gas and liquid propane versions. The face has no screen or louvers. Double glass forms a channel for warmed air.
VIENNA-40-NG or VIENNA-40-LP Design and Fuel Options
The fireplace draws in room air, then uses variable fans to move warmed air through the double-glass channel and into the room. Its linear face has no louvers to interrupt the appearance.
- Direct vent linear gas fireplace.
- Natural gas and liquid propane model options.
- Double-glass channel for warmed airflow.
- Variable fans move air into the room.
- Screen-free and louver-free face.
Choose the model for your intended fuel. VIENNA-40-NG is the natural gas version; VIENNA-40-LP is the liquid propane version.
VIENNA-40-NG or VIENNA-40-LP Overall Dimensions
Sierra Flame VIENNA-40-NG or VIENNA-40-LP measures 41.1 inches wide, 32.56 inches high, and 18.18 inches deep overall. The 40-inch designation is nominal. These measurements describe the fireplace itself and are not framing or clearance dimensions.
The fireplace weighs 268 pounds.
Sierra Flame VIENNA-40-NG or VIENNA-40-LP Linear Direct Vent Gas Fireplace specifications
| Brand | Sierra Flame |
| Model | VIENNA-40-NG or VIENNA-40-LP |
| Product Type | Gas Fireplace |
| Height | 32.56 in |
| Width | 41.1 in |
| Depth | 18.18 in |
| Weight | 268 lb |
| Max Heat Input | 28,000 BTU/hr (NG) / 25,000 BTU/hr (LP) |
| Country of Manufacture | Canada |
| Manufacturer Warranty | 5 Year Limited (1 year on electrical & wear parts) |
Shipping & delivery
Free standard shipping on orders $300 and up to the 48 contiguous states and DC. Orders under $300 ship for a flat $29.99. We do not ship to Alaska, Hawaii, US territories or outside the US.
We confirm the ship date by email before your order leaves, and tracking is emailed when it ships. Larger fireplaces travel by freight carrier and may need a delivery appointment. If your model is not in stock, we contact you with the lead time before charging your card. Inspect the delivery before you sign and note any visible damage on the carrier receipt.
Returns & warranty
30-day returns on new, unopened and unused items in the original packaging. Change-of-mind returns carry a 25% restocking fee and return shipping. Items damaged in transit or defective on arrival are replaced, repaired or refunded at no cost to you: send photos within 48 hours of delivery.
Every fireplace is covered by its manufacturer warranty; the term for this model is listed under Specifications. Full return policy · Shipping policy
Sierra Flame VIENNA-40-NG or VIENNA-40-LP Linear Direct Vent Gas Fireplace: questions
Which fuel options are offered?
VIENNA-40-NG is the natural gas model, and VIENNA-40-LP is the liquid propane model.
What type of fireplace is this?
It is a nominal 40-inch direct vent linear gas fireplace.
How does the fireplace move warmed air into the room?
It draws in room air and uses variable fans to move warmed air through a double-glass channel and into the room.
Does the fireplace have a screen or louvers?
No. It has a screen-free, louver-free face with double glass.
What are the actual overall dimensions and weight?
The fireplace measures 41.1 inches wide, 32.56 inches high, and 18.18 inches deep overall and weighs 268 pounds. These are product dimensions, not framing or clearance measurements.
Sierra Flame accessories
Media, trim and mounting options. Check each accessory's page for compatible models, or ask a specialist.
