Electric fireplace inserts provide supplemental heat, year‑round ambience, and easy installation in existing fireplaces, mantels, or entertainment centers. The table below summarizes five popular models selected for performance, size options, and smart features to help you compare at a glance.
| Product | Brand | Suitable For |
|---|---|---|
| duraflame Electric Log Set | Duraflame | Up To 1,000 Sq Ft Areas |
| PuraFlame Western Electric Insert | PuraFlame | Larger Openings, Three‑Sided Look |
| LegendFlame 25″ Free Standing Set | Legend Flame | Small To Medium Openings, Free Standing |
| Innoflame 23″ Electric Insert | Innoflame | Standard Fireplace Replacements |
| Silonn 50″ Smart Electric Fireplace | Silonn | Large Wall‑Mounted Or Recessed Installations |
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Duraflame Electric Log Set

Key Features: LED flames, crackling sound effect, infrared heating up to 1,000 sq ft, remote control, timer, adjustable flame speed and brightness.
This insert prioritizes supplemental heating efficiency and sensory realism with both visual flame effects and a crackling sound module. The remote control enables thermostat adjustments, flame speed, and sound volume from across the room. The infrared heater design is intended to warm a single living area rather than serve as a whole‑house heat source.
Installation is typically straightforward for existing fireplaces or as a freestanding insert. The model is useful when you want a combination of ambient flames and practical heating without combustion, smoke, or ash.
PuraFlame Western Electric Insert

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Key Features: Life‑like resin log, three flame intensity levels, LED technology, crackling sound, glass front trim, three‑sided interior brick wall.
Designed for larger openings, this insert emphasizes aesthetic realism with a tall resin log and ember bed. The flame effect can operate independently of the heater, making it suitable for year‑round ambience. LED flame technology reduces energy usage and maintenance compared with traditional bulbs.
Dimensions and firebox sizing are provided by the manufacturer; due diligence on opening measurements is necessary before purchase. The model aims to balance decorative presence with supplemental heating functions and user convenience via remote control.
LegendFlame 25″ Free Standing Set

Key Features: 25″ W x 20″ H x 10″ D, realistic resin logs and ember bed, LED flames usable without heat, heater rated for rooms up to 400 sq ft, simple placement installation.
This free‑standing log set is marketed for easy placement in existing openings or cabinetry and uses LED flame technology for energy savings. It’s intended to supplement heat for small to medium rooms and can be used purely for ambiance when heat is not required.
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The unit plugs into a standard 120V outlet and is not designed as a primary heat source. It is suited to users who want a plug‑and‑play insert with minimal installation and maintenance needs.
Innoflame 23″ Electric Insert

Key Features: Designed to replace old fireplaces with opening dimensions W 22 15/16″ x H 19 11/16″, 4 flame brightness levels, log set, 8H timer, remote control, overheating protection, 1400W output.
This insert targets homeowners replacing older fireplace units or fitting standardized openings in mantels and TV stands. The model provides adjustable flame brightness for tailored ambience and a timer for scheduled operation.
With overheating protection and low operational noise, this unit focuses on safe and convenient everyday use. Fitment compatibility is a primary consideration; confirm opening dimensions before ordering to ensure a correct replacement fit.
Silonn 50″ Smart Electric Fireplace

Key Features: 5300 BTU output, Wi‑Fi enabled with app control, 20 flame colors, ultra‑slim wall‑mounted or recessed design, adjustable temperature range 62°F–86°F, remote and panel controls.
This larger format insert is designed for wall mounting or recessed installations and includes smart connectivity for app‑based control and scheduling. The broad range of flame colors and automatic color modes target users who want extensive custom ambience options.
With higher heat output and smart features, the Silonn model suits larger rooms and tech‑focused setups. Installers should verify wall support and recessed dimensions for proper mounting and ventilation.
Buying Guide: How To Choose An Electric Heater Insert
Selecting the right electric heater insert depends on room size, opening dimensions, installation type, feature priorities, and safety certifications. Below are the primary factors to compare.
Heating Capacity And Room Size
Match the heater’s rated coverage to your room square footage. Smaller inserts often list 400–1,000 sq ft coverage, while larger wall‑mount units list BTU or higher outputs. Use supplemental electric heat for single rooms rather than whole‑house heating.
Fit And Installation Type
Confirm fireplace opening dimensions if replacing an existing insert. Free‑standing sets require minimal fitment, while recessed or wall‑mounted units require clearance, framing, and possibly professional installation. Check manufacturer firebox and overall dimensions.
Flame Realism And Ambience Options
Consider LED flame realism, color options, adjustable brightness, ember beds, and crackling sound effects. Some units let flames run without heat for year‑round ambience; others focus on heating with simpler visuals.
Controls, Timers, And Smart Features
Remote control and timers offer convenience for daily use. Smart app control and Wi‑Fi enable pre‑heating and scheduling from a phone. Evaluate which control methods you prefer and whether app integration is necessary.
Safety Features And Certifications
Look for overheating protection, auto shutoff, cool‑to‑the‑touch surfaces if pets or children are present, and recognized safety certifications such as UL or CSA listings. Proper safety features reduce risk and can affect placement options.
Energy Use And Operating Modes
Compare wattage settings (commonly 750W/1500W or higher) and whether the unit can run flame effects without heat. LED flame systems consume less electricity than filament or incandescent systems.
Noise Levels And Heater Type
Infrared heaters tend to feel warmer and may be quieter. Fan‑forced models deliver faster room circulation of warm air but may produce audible fan noise. Check product specs and user feedback for noise expectations.
Maintenance And Longevity
LED systems and sealed glass fronts reduce cleaning. Resin logs and ember beds are durable but can collect dust. Verify expected LED lifespan and ease of replacing components if needed.
Placement And Visual Integration
Decide whether the insert will be a focal design element (three‑sided brick interiors, glass trim) or a discreet supplemental heat source. Dimensions, trim options, and surround compatibility affect final aesthetics.
Comparison Perspectives
- Performance vs. Ambience: Higher BTU/ wattage models provide more warmth but may compromise on decorative color options.
- Size vs. Ease Of Installation: Compact free‑standing inserts fit many openings with minimal work; large recessed units may require carpentry and mounting hardware.
- Smart Features vs. Simplicity: App‑enabled fireplaces add convenience and remote scheduling at the cost of added setup, while basic remotes are plug‑and‑play.
Use the product summaries and buying guide to prioritize which features matter most for your space: heating output, exact fit, flame realism, smart control, or simple installation. Confirm measurements and safety requirements before final selection.
Tips for Getting the Best HVAC Prices
- Prioritize Quality Over Cost
The most critical factor in any HVAC project is the quality of the installation. Don’t compromise on contractor expertise just to save money. - Check for Rebates
Always research current rebates and incentives — they can significantly reduce your overall cost. - Compare Multiple Quotes
Request at least three estimates before making your choice. You can click here to get three free quotes from local professionals. These quotes include available rebates and tax credits and automatically exclude unqualified contractors. - Negotiate Smartly
Once you've chosen a contractor, use the proven strategies from our guide — How Homeowners Can Negotiate with HVAC Dealers — to get the best possible final price.