Skip to product information

Free Freight Shipping 🚚

Sierra Flame

Sierra Flame Bennett 45" Direct Vent Linear Gas Fireplace | Deluxe System | NG & LP

Sierra Flame Bennett 45" Direct Vent Linear Gas Fireplace | Deluxe System | NG & LP

SKU: BENNETT-45-CL-SURROUND-NG

Authorized Sierra Flame Dealer

Manufacturer's Warranty Included

Regular price
Price: $6,375.00
Regular price
List Price:
Sale price
Price: $6,375.00

Limited Time Offer

SAVE $100

Use code LUX100 at checkout

Offer ends
Oct 31, 2026
Fuel Type
View Cart

  • Image of  trustbadges Secure Checkout
  • Image of  trustbadges Price Match Guarantee
  • Image of  trustbadges Limited Product Warranty
  • Image of  trustbadges 30 Day Returns
Lux Outdoor Fireplaces product expert

Ask an Expert

Have questions? We're here to help.

Product Video

Bring luxury and captivating flames to your living space.

Bring luxury and captivating flames to your living space.

Sierra Flame Bennett 45" — Modern Direct Vent Linear Gas Fireplace | Deluxe System

The Sierra Flame Bennett 45 is a stylish 45" modern direct vent linear gas fireplace with a flush clean face design. It brings a modern flame to a living room, great room or primary suite, and the Deluxe System puts the controls in your hand: a remote, dual fan control and a modulating valve for flame height. Choose natural gas or propane.

A clean face black surround with safety barrier, black reflective glass and a grey pebble kit all come standard.

What's Included

✔ Included with your purchase:
Bennett 45L gas fireplace unit (NG or LP) • Clean face black surround with safety barrier • Black reflective glass & grey pebble kit • Full Deluxe system with dual fan and remote
Not included: venting. Venting is required and purchased separately.

Questions about installation? Contact our team at support@luxoutdoorfireplaces.com | (877) 335-2178

Features at a Glance
  • Flush clean face design with ceramic glass
  • Deluxe System — deluxe remote, dual fan with adjustable control and modulating valve
  • Linear-style dual stainless steel pan burner
  • Clean face black surround with safety barrier included
  • Black reflective glass and grey pebble kit
  • Top vent, 4" x 7" direct vent
  • Natural gas or propane
Technical Specifications
Specification Bennett 45"
BTU — Natural Gas (Hi/Lo) 30,000 / 22,000
BTU — Propane (Hi/Lo) 27,000 / 19,500
Vent Type Top, 4" x 7" direct vent
Actual Height / Framing Height 29.86" / 39"
Actual Width / Framing Width 44-1/4" / 48-1/4"
Actual Depth / Framing Depth 14-1/2" / 16-1/2"
Viewing Area 42" W x 16-1/2" H
Max Vent Run (per manual) 34' vertical / 20' horizontal
Altitude (as shipped) 0–2,000 ft (see manual for higher elevations)

Bennett 45 Owner's Manual (PDF)

Frequently Asked Questions

Is a surround included with the Bennett 45?
Yes. The Bennett 45 comes with a clean face black surround with safety barrier.

Does it come with a remote and fan?
Yes. The Deluxe System includes a remote and a dual fan kit with adjustable fan control.

What venting does it use?
4" x 7" direct vent flex pipe with top venting. Venting is required for every installation. See the manual and your local building codes.

Is it available in natural gas and propane?
Yes. Select your fuel above.

Can I change the media?
Yes. Optional deluxe media sets are available as add-ons.

What makes the Bennett 45 a modern gas fireplace?
It pairs a 45" linear flame with a flush clean face design, so the glass sits cleanly in the wall without a heavy frame. The Deluxe System adds a remote, dual fan control and a modulating valve for flame height.

Warranty Information
Coverage Duration
Combustion chamber, heat exchanger & burners 5 years
Stainless steel parts (tarnishing) 5 years
Electrical components, wearable parts, gaskets & pilot assemblies 1 year
Glass (thermal damage only) 1 year

Warranty applies to the original purchaser only and is non-transferable. Installation must be performed by a licensed, authorized technician in accordance with the owner's manual and all local codes. See the owner's manual for full terms and exclusions.

Compare more models in our indoor gas fireplaces or read the gas fireplace buying guide.

📞 Questions? Our team is happy to help you choose the right fireplace for your space.
support@luxoutdoorfireplaces.com | (877) 335-2178



⚠️ WARNING: Burning wood/fuel can expose you to chemicals including carbon monoxide and soot, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.