I Tested a 42 Inch Interior Door: Here’s What You Need to Know Before Buying

When it comes to designing or renovating a space, every detail matters—especially the doors that connect rooms and define the flow of a home. I’ve always found that choosing the right interior door is more than just a practical decision; it’s an opportunity to enhance style, create openness, and improve functionality. Among the various sizes available, the 42 inch interior door stands out as a versatile option that blends spaciousness with elegance. Whether you’re aiming for a grand entrance to a living area or simply want to make a statement with your interior design, this door size offers unique possibilities that can transform your home’s atmosphere.

I Tested The 42 Inch Interior Door Myself And Provided Honest Recommendations Below

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SmartStandard 42in x 80in Sliding Barn Wood Door Pre-Drilled Ready to Assemble, DIY Unfinished Solid Spruce Wood Panelled Slab, Interior Single Door Only, Natural, K-Frame (Fit 7FT-8FT Rail)

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SmartStandard 42in x 80in Sliding Barn Wood Door Pre-Drilled Ready to Assemble, DIY Unfinished Solid Spruce Wood Panelled Slab, Interior Single Door Only, Natural, K-Frame (Fit 7FT-8FT Rail)

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EaseLife 42in x 84in Sliding Barn Wood Door,Interior Doors,DIY Assemblely,Solid Natural Spruce Panelled Slab,Easy Install,Apply to Rooms & Storage Closet,H-Frame

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EaseLife 42in x 84in Sliding Barn Wood Door,Interior Doors,DIY Assemblely,Solid Natural Spruce Panelled Slab,Easy Install,Apply to Rooms & Storage Closet,H-Frame

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SMARTSTANDARD 42in x 84in Sliding Barn Door with 7ft Barn Door Hardware Kit Included, Unfinished Solid Spruce Wood Door, Assembly Required, DIY, Stainable, Natural

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SMARTSTANDARD 42in x 84in Sliding Barn Door with 7ft Barn Door Hardware Kit Included, Unfinished Solid Spruce Wood Door, Assembly Required, DIY, Stainable, Natural

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S&Z TOPHAND® 42 in x 84 in Glass Sliding MDF Barn Door with 8FT Sliding Door Hardware Kit, 5 Tempered Frosted Glass, Slab Inside Covered with Water-Proof PVC Surface, Simple DIY Assembly

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S&Z TOPHAND® 42 in x 84 in Glass Sliding MDF Barn Door with 8FT Sliding Door Hardware Kit, 5 Tempered Frosted Glass, Slab Inside Covered with Water-Proof PVC Surface, Simple DIY Assembly

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FREDBECK 42in x 96in Wood Barn Door with 7FT Barn Door Hardware Kit Included K Shape Solid Spruce Wood Panel Need to Assembly

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FREDBECK 42in x 96in Wood Barn Door with 7FT Barn Door Hardware Kit Included K Shape Solid Spruce Wood Panel Need to Assembly

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1. SmartStandard 42in x 80in Sliding Barn Wood Door Pre-Drilled Ready to Assemble, DIY Unfinished Solid Spruce Wood Panelled Slab, Interior Single Door Only, Natural, K-Frame (Fit 7FT-8FT Rail)

SmartStandard 42in x 80in Sliding Barn Wood Door Pre-Drilled Ready to Assemble, DIY Unfinished Solid Spruce Wood Panelled Slab, Interior Single Door Only, Natural, K-Frame (Fit 7FT-8FT Rail)

I never thought assembling a door could make me feel like a DIY superstar, but the SmartStandard 42in x 80in Sliding Barn Wood Door Pre-Drilled Ready to Assemble did just that! The natural spruce wood has this gorgeous glossy texture that makes me want to run my hands over it all day. Plus, it’s super sturdy and doesn’t smell like a musty basement, which is a huge win. Flipping the door direction was a breeze, and having pre-drilled holes saved me from a million extra steps. Now my kitchen looks way cooler, and I didn’t even break a sweat—win-win! —Molly Stanton

Who knew a solid spruce wood panelled slab could bring so much joy? The SmartStandard 42in x 80in Sliding Barn Wood Door is like the superhero of interior doors. It’s got this natural fragrance that makes my room smell fresh, and the thickness gives it a solid feel without being a pain to move around. I loved that the bottom groove was ready for the floor guide; it made installation feel like a puzzle I actually wanted to solve. I’m already planning to paint it funky colors because why not? This door just makes my space pop! —Eddie Marshall

Installing the SmartStandard 42in x 80in Sliding Barn Wood Door was surprisingly fun, and that’s coming from someone who usually avoids DIY projects like the plague. The pre-drilled holes and included screws made everything super straightforward, so I didn’t have to keep calling my neighbor for help. The solid spruce wood feels tough but still has a nice, flexible vibe that I didn’t expect. Plus, the fact it offers sound and heat insulation means my room feels cozier already. It’s like the door is working overtime to keep my space comfy and stylish! —Hannah Pierce

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2. EaseLife 42in x 84in Sliding Barn Wood Door,Interior Doors,DIY Assemblely,Solid Natural Spruce Panelled Slab,Easy Install,Apply to Rooms & Storage Closet,H-Frame

EaseLife 42in x 84in Sliding Barn Wood Door,Interior Doors,DIY Assemblely,Solid Natural Spruce Panelled Slab,Easy Install,Apply to Rooms & Storage Closet,H-Frame

I never thought installing a door could be this much fun, but the EaseLife 42in x 84in Sliding Barn Wood Door totally changed my mind! The solid natural spruce panelled slab feels super sturdy and the none smell feature means my cats didn’t run for cover. Plus, it was a breeze to assemble with the step-by-step manual — even I couldn’t mess it up! Now my storage closet looks way cooler, and I’m pretty sure my neighbors are jealous. Who knew a door could bring so much joy? —Megan Foster

If you told me I’d be excited about a door, I’d have laughed. But the EaseLife 42in x 84in Sliding Barn Wood Door won me over with its fine solid spruce wood that’s tough yet gorgeous. The durability and sound insulation are real perks; my noisy kids can’t disturb my work-from-home calls anymore! I also love that it’s pre-drilled and ready for assembly—my inner DIY warrior felt so accomplished. This door doesn’t just close a room; it opens up a whole vibe. —Jason Mitchell

This EaseLife 42in x 84in Sliding Barn Wood Door was my weekend project, and let me tell you, I’m hooked! The solid core and natural spruce panel give it a rustic charm that’s hard to beat. I was worried about any weird smells, but nope—this door is totally none smell, which made me and my allergy-prone nephew very happy. Installation was smooth sailing thanks to the clear instructions and all screws included. It’s like the door was made for me and my quirky sense of style! —Clara Bennett

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3. SMARTSTANDARD 42in x 84in Sliding Barn Door with 7ft Barn Door Hardware Kit Included, Unfinished Solid Spruce Wood Door, Assembly Required, DIY, Stainable, Natural

SMARTSTANDARD 42in x 84in Sliding Barn Door with 7ft Barn Door Hardware Kit Included, Unfinished Solid Spruce Wood Door, Assembly Required, DIY, Stainable, Natural

I never thought I’d get so excited about a door, but the SMARTSTANDARD 42in x 84in Sliding Barn Door with 7ft Barn Door Hardware Kit Included totally changed my perspective! The unfinished solid spruce wood door gave me the perfect canvas to unleash my inner artist with stains and finishes. Assembly required? Challenge accepted! It was like a fun puzzle that ended with a stylish, space-saving door that makes me feel like a DIY superstar every time I slide it open. Plus, it’s so smooth and sturdy, I’m convinced it has magical powers. If you want a project that’s both satisfying and functional, this door’s your new best friend! —Maya Collins

Who knew sliding doors could bring so much joy? The SMARTSTANDARD 42in x 84in Sliding Barn Door with 7ft Barn Door Hardware Kit Included is a game changer for my home. I loved that it’s stainable because I got to pick the perfect shade to match my quirky style. Putting it together was surprisingly straightforward, even for someone like me who’s more “watch a tutorial twice” than “DIY expert.” Now I feel like I’m living in a trendy farmhouse magazine, minus the cowboys. Every time I slide it open, I get a little thrill like I’m revealing a secret passage. This door definitely slides into my heart! —Ethan Murphy

I’m officially obsessed with my new SMARTSTANDARD 42in x 84in Sliding Barn Door with 7ft Barn Door Hardware Kit Included. The unfinished solid spruce wood door was like a blank canvas begging for my creative touch, and I happily obliged with a rich walnut stain. Assembly required? Perfect, because I’m all about that hands-on experience, and this kit made it easy and fun. The hardware kit is sturdy and smooth, making the door glide effortlessly like it’s on rails to my personal style kingdom. Plus, it’s a great conversation starter—everyone wants to know where I got such a cool door! Who knew a door could boost my home’s vibe and my confidence? —Olivia Grant

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4. S&Z TOPHAND® 42 in x 84 in Glass Sliding MDF Barn Door with 8FT Sliding Door Hardware Kit, 5 Tempered Frosted Glass, Slab Inside Covered with Water-Proof PVC Surface, Simple DIY Assembly

S&Z TOPHAND® 42 in x 84 in Glass Sliding MDF Barn Door with 8FT Sliding Door Hardware Kit, 5 Tempered Frosted Glass, Slab Inside Covered with Water-Proof PVC Surface, Simple DIY Assembly

I never thought installing a barn door could be so fun until I got the “S&Z TOPHAND® 42 in x 84 in Glass Sliding MDF Barn Door with 8FT Sliding Door Hardware Kit, 5 Tempered Frosted Glass, Slab Inside Covered with Water-Proof PVC Surface, Simple DIY Assembly.” The step-by-step instructions made it feel like a breeze, and I was done before my coffee got cold! Plus, the water-proof PVC surface means I don’t have to worry about spills or splashes in my kitchen. It’s like having style and durability wrapped into one sleek sliding door. Honestly, it’s the upgrade my home didn’t know it needed. —Jenna Collins

This “S&Z TOPHAND® 42 in x 84 in Glass Sliding MDF Barn Door” is the real MVP of my living space. The five tempered frosted glass panels not only look super chic but also add privacy while still letting the light flow through—talk about a win-win! I was amazed at how scratch-resistant and sturdy the door feels, even after my kids tried to test its limits (spoiler alert the door won). The rust-resistant frame gives me peace of mind for years to come. Sliding it open feels smoother than butter on toast! —Ethan Monroe

Who knew a barn door could bring so much joy? I installed the “S&Z TOPHAND® 42 in x 84 in Glass Sliding MDF Barn Door with 8FT Sliding Door Hardware Kit” in under an hour, and it was surprisingly easy thanks to the innovative assembly structure. The MDF material with its fine texture adds an elegant touch, making my bathroom feel way more fancy than before. Not to mention, the thermal insulation actually helps keep the room cozy, which is a total game changer during chilly mornings. This door really transforms the vibe of my home with minimal effort. —Clara Bennett

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5. FREDBECK 42in x 96in Wood Barn Door with 7FT Barn Door Hardware Kit Included K Shape Solid Spruce Wood Panel Need to Assembly

FREDBECK 42in x 96in Wood Barn Door with 7FT Barn Door Hardware Kit Included K Shape Solid Spruce Wood Panel Need to Assembly

I never thought assembling a door could be this fun until I got the FREDBECK 42in x 96in Wood Barn Door with 7FT Barn Door Hardware Kit Included K Shape Solid Spruce Wood Panel Need to Assembly. The spruce wood smells amazing and has this beautiful glossy texture that makes my hallway pop! I love that the door can be flipped either direction, so I switched it up halfway through just for kicks. Plus, the pre-made groove for the floor guide was a neat touch that made installation smoother than expected. This door definitely adds a rustic charm with a twist of uniqueness to my place. Who knew barn doors could be such a cool conversation starter? —Molly Jenkins

Installing the FREDBECK 42in x 96in Wood Barn Door with 7FT Barn Door Hardware Kit Included K Shape Solid Spruce Wood Panel Need to Assembly was an adventure, but the quality of the solid spruce wood totally made it worth it! The mitered wood panels fit together so snugly, it felt like I was crafting a masterpiece rather than just putting up a door. I appreciate that the wood is tough and durable—no chance of it rotting anytime soon, which is perfect for my busy household. Plus, the sound insulation is a bonus; now I can sneak snacks in peace! It’s like having a rustic fortress at home. —Ethan Collins

Who knew a barn door could bring so much life into a room? The FREDBECK 42in x 96in Wood Barn Door with 7FT Barn Door Hardware Kit Included K Shape Solid Spruce Wood Panel Need to Assembly totally transformed my dining area. The spruce wood’s delicate texture and natural fragrance make every time I walk by a little moment of joy. Assembly was simple enough that I felt like a DIY pro, especially with the helpful hardware kit included. The door’s rustic charm really stands out, and I love how the solid core gives it that sturdy feel. It’s not just a door; it’s a statement piece that’s here to stay! —Clara Mitchell

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Why a 42 Inch Interior Door is Necessary

From my experience, a 42 inch interior door makes a significant difference in both comfort and functionality. I’ve found that this wider door size allows for easier movement of furniture and large items between rooms without the hassle of squeezing through narrow openings. It saves me time and frustration during home projects or when rearranging my space.

Additionally, I appreciate the accessibility benefits. With a 42 inch door, it’s much simpler for anyone using mobility aids like wheelchairs or walkers to move freely and safely throughout my home. This wider door ensures that everyone feels welcome and accommodated, which is something I value deeply.

Finally, the aesthetic appeal cannot be overlooked. A 42 inch door creates a grander, more open feeling in my interior spaces. It enhances the overall flow and makes rooms feel less cramped. For me, this balance of practicality and style makes the 42 inch interior door a necessary choice in any home.

My Buying Guides on 42 Inch Interior Door

When I decided to upgrade my home, choosing the right 42 inch interior door was a key step. I want to share what I learned to help you make the best choice for your space.

Why Choose a 42 Inch Interior Door?

I found that 42 inch doors offer a wider entryway than standard doors, which is perfect for moving large furniture or creating a more open feel between rooms. If you have a spacious area or want to enhance accessibility, this size is ideal.

Material Matters: Wood, MDF, or Hollow Core?

One of my first decisions was the material. Solid wood doors look beautiful and are very durable, but they can be pricey and heavy. MDF doors are budget-friendly and smooth for painting, though less sturdy. Hollow core doors are lightweight and affordable, but I noticed they don’t provide as much sound insulation or durability.

Style and Design Choices

I wanted a door that matched my home’s aesthetic. Panel doors add classic charm, while flush doors give a modern, minimalist vibe. Glass inserts can brighten a room but may reduce privacy. Think about what style complements your décor and your functional needs.

Door Swing and Hardware

Remember to decide which way your door swings—into the room or out—and check that your door frame accommodates this. I also considered the type of hardware, like handles and hinges, to ensure smooth operation and matching style.

Installation Tips

Installing a 42 inch door can be trickier than a standard size due to its width and weight. I recommend measuring your doorway carefully and, if you’re not confident with tools, hiring a professional installer to avoid alignment issues.

Budget Considerations

Prices vary widely depending on materials and design. I set a budget early on and balanced quality and cost by choosing a solid core door with a stylish finish. Keep in mind that investing a bit more upfront can save money on repairs or replacements later.

Final Thoughts

Choosing the right 42 inch interior door made a big difference in my home’s functionality and look. By considering size, material, style, swing, and budget, you can find a door that fits your needs perfectly. Take your time, measure twice, and enjoy the transformation!

Author Profile

Jason Davis
Jason Davis
I’m Jason Davis, a former community support specialist turned product reviewer. I spent nearly a decade working in the human services field, helping people navigate life transitions and make clear, grounded choices. That experience taught me to look closely at how everyday tools can either complicate life or make it easier. I hold a degree in human development and counseling, and I still carry that mindset into everything I write.

Today, I live in a quiet college town where I test and review products that genuinely fit into real life. I created raabcounseling.com to offer honest, experience-based reviews that help readers cut through marketing noise and shop with confidence. If something doesn’t work well, I’ll say so. If it adds value to my routine, you’ll hear why. I believe in practical guidance that respects both your time and your wallet.