Answering the search for a 33 x 29 inch electric fireplace insert, this guide highlights five solid options with realistic flames, remote controls, and built-in heat. These inserts fit recessed or built-in wall installations and are best for rooms where a traditional wood-burning look is desired without actual flames. Ideal buyers include homeowners upgrading an unused fireplace opening, apartment dwellers needing compact warmth, and DIY enthusiasts seeking a stylish, space-saving enhancement. Below you’ll find a quick at-a-glance table, followed by detailed product breakdowns and practical buying guidance.
| Product | Best For | Key Benefit | Insert Size Note |
|---|---|---|---|
| Benrocks 33” Electric Fireplace | Home theater setups | Realistic flame with multiple light and sound options | 33″W x 8.84″D x 24.72″H overall |
| PuraFlame Western Electric Insert | Traditional living rooms | Three flame intensities; energy-saving LED | 32 1/8″ x 25 9/16″ overall interior |
| RICHFLAME 33 Inches Insert | Minimalist interiors | Weathered concrete interior with vivid flame | 35″ W x 27″ H overall |
| RODALFLAME 33″ In Wall Insert | Custom DIY stone or mantel builds | Adjustable flame colors and timer | 32.9″ W x 6.5″ D x 24.9″ H |
| Kentsky Electric Fireplace Insert | Compact spaces with flexible mounting | Remote control, multiple flame colors, timer | 32.9″ W x 24.9″ H x 6.5″ D |
Benrocks 33” Electric Fireplace Inserts

Best for: media rooms and TV-wall setups where a sleek, recessed look is desired. The Benrocks insert measures 33″W overall and features a tempered glass panel, real flame effects, and a built-in speaker system for an immersive experience. It supports 750/1500W heat, with a wireless remote and touch controls. Caution: check mantle clearance to ensure the overall depth fits your space.
Why selected: It combines a compact footprint with decorative lighting — three top light colors, five flame brightness levels, and a 1–9 hour timer. The included flame-and-log visuals emphasize a traditional fireplace vibe while remaining energy efficient. The heat option provides flexible warmth for small-to-medium rooms.
Limitation: Some buyers may want a larger viewing area than the 33″ width implies, and installation requires a suitable recessed cavity with the provided dimensions.
PuraFlame Western Electric Insert

Best for: classic living rooms with a brick or three-sided interior finish. This insert offers 3 flame intensities and heat on-demand, all powered by LED technology for energy savings. The life-like resin log sits above ember bed, delivering a convincing wood-fire impression.
Why selected: It provides a balanced combination of size, heat options, and aesthetics, with a three-sided interior brick look that reduces dusting compared to real ash. The option to operate with or without heat makes it versatile year-round.
Limitation: The exterior dimensions and interior fit can vary; confirm opening size and wall space before ordering to ensure a proper fit.
RICHFLAME 33 Inches Insert

Best for: rooms with a modern look and desire for a weathered-concrete interior. It runs on 120V and offers a vivid flame display with natural log sounds, plus two heat settings to accommodate varying room sizes.
Why selected: The unit emphasizes an authentic ambiance with a crash-free, low-maintenance design. Its slim profile is suited for mantle or recessed wall installations, making it a flexible choice for redesigns.
Caution: Some batches may show minor variations in the weathered interior texture; verify visual fit with your wall finish to avoid mismatches.
RODALFLAME 33″ In Wall Insert

Best for: DIY stone walls or mantel recesses. This model offers adjustable flame colors and a timer, with a recessed-in-wall design that saves space and provides a traditional cozy look without actual combustion.
Why selected: The independent flame and heater controls allow customized energy use. It is well-suited for users who want a visual flame effect with optional heat while maintaining a slim profile for wall installations.
Limitation: The exact finished look depends on the surrounding wall material and trim; plan for the finish early to ensure a cohesive appearance.
Kentsky 33″ Electric Fireplace Insert

Best for: compact spaces where remote operation and flame customization are prized. The Kentsky insert includes a remote and a timer, with two heat settings to match different rooms and comfort needs.
Why selected: It provides a balanced feature set in a space-saving footprint, making it a flexible choice for smaller living areas or apartments. The dual control options (remote and touch) improve convenience.
Caution: As with most built-in fireplaces, confirm mantle depth and wall cavity measurements to ensure proper clearance and ventilation—no actual ventilation is needed, but depth matters for flush mounting.
Buying Guide: Key Considerations For Your 33 Inch Opening
- Opening Fit and Dimensions: Verify overall unit width, depth, and insert dimensions. Some inserts list overall vs. insert size—choose a model with a comfortable clearance to fit your mantel or wall cavity.
- Heat Output And Efficiency: If warmth is a primary goal, compare 750W vs. 1500W settings. Higher wattage heats larger spaces but consumes more electricity; many models offer both heat and flame-only modes for year-round use.
- Flame Realism And Lighting: Look for multi-color flame options, log realism, and ember bed design. LEDs reduce running costs and heat load while preserving visual appeal.
- Control Options: Remote control and touch screen are common. Some units include timers (1–9 hours) to automate shutoff, while others offer adjustable top lighting for ambiance.
- Installation Style: recessed-in-wall vs. mantel insert affects mounting, electrical wiring, and surrounding décor. Ensure the chosen unit aligns with your wall structure and aesthetic goals.
- Maintenance And Durability: Consider cabinet materials, glass cleanliness, and ease of cleaning. Look for sealed burn-free design to minimize dust and debris inside the flame area.
- Noise Level: Some inserts incorporate built-in speakers to simulate crackling sounds. If you prefer silence, choose models with mute options or low-noise fans.
Frequently Asked Questions
- Do these inserts require a dedicated electrical circuit? Most models operate on standard 120V circuits; verify local code and the unit’s current draw during installation.
- Can I install these inserts myself? Many are designed for DIY recessed installation, but follow the manufacturer’s instructions and consider professional help if the wall is structural or requires wiring work.
- Is there a real flame hazard? No real flames are produced; LED flame effects are decorative and the units include safe, heated elements isolated from the flame visuals.
- Can these inserts be used year-round? Yes, most offer flame-only modes for ambiance without heat, and heat modes for seasonal warmth.
- Are these inserts compatible with existing mantels? They are designed for recessed or built-in installations; confirm the dimensions of your mantle opening and available depth before purchasing.
- Do these come with remote controls? Most include remotes and some offer touch controls; check the product page for exact control options.