Find 52+ Breathtaking 18 Inch Interior Double Doors You Won't Be Disappointed

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Interior double doors are a popular option for those who want to open up their home while still providing space for privacy. You'll be surprised at how much a great set of doors can completely transform a room. With so many 18 inch interior double door options available on the market today, it can be difficult to choose the right one for your space. That’s why we’ve put this list together so you can easily find the best 18 inch interior double doors for your needs. Let's take a look at the Top 18 inch interior double door choices for your home.

18-Inch Colonist Primed Textured Molded Composite MDF Interior Door Slab

This 18-Inch Colonist Primed Textured Molded Composite Interior Door Slab is a great choice for your home. The MDF construction offers an exquisite, stylish, and rustic look that would add to any interior décor. The pre-primed finish allows for easy painting or staining. It offers great sound blocking capabilities which will help keep out noise coming from the outside. Plus, it is designed to fit standard door frames so no extra time or money needs to be spent for installation.

This 18-inch assembly comes with a durable, easy to open and close mechanism for added convenience. The textured door panels also offer an added level of protection with their increased sturdiness compared to their plain alternatives. Additionally, the door is designed to provide a high level of air flow between rooms to help regulate the temperature.

18-Inch Colonist Primed Textured Molded Composite MDF Interior Door Slab

18-Inch Pine Unfinished 6-Panel Interior Door Slab

Would you like to give your interior door a finish that stands out from all the others? This 18-Inch Pine Unfinished 6-Panel Interior Door Slab is perfect for you then. With a high quality construction and attractive features, this door can give your home a classic, rustic look. A perfect choice for basement, attic, or bedroom doors, its six-panel design can also compliment any interior design as well. This 18-inch door is only available in pine so you can choose a custom stain for it.

The slab is made of solid pine which provides it with great sound blocking capabilities and additional strength. Additionally, the unfinished nature of this door allows you to customize it to perfectly fit in with your interior design. The 18-inch slab comes with a convenient mechanism that makes opening and closing the door a breeze. Plus, it has an increased air flow design which helps keep an environment with the ideal temperature.

18-Inch Pine Unfinished 6-Panel Interior Door Slab

18-Inch x 80-Inch 2-Panel White Primed Interior Door Slab

Stunning yet simple, the 18-Inch x 80-Inch 2-Panel White Primed Interior Door Slab is the perfect choice for any interior style. This door has a pre-primed finish that is perfect for painting or staining and its 2-panel design is perfect for showcasing any kind of décor. The white finish also helps reflect light more, making it an ideal choice for the smaller spaces within your home. Plus, it is designed to fit standard door frames, making it a great time and money-saving option.

Made of strong MDF construction, this door provides great sound blocking capabilities. The 18-inch wide frame is fitted with a durable, easy to open and close mechanism for added convenience. The two-panel design helps regulate the circulation of air between spaces and creates a secure barrier. The 18-inch width is also perfect for fitting any standard door frame.

18-Inch x 80-Inch 2-Panel White Primed Interior Door Slab

18-Inch x 80-Inch Masonite Flush Hardwood Interior Slab Door

This 18-Inch x 80-Inch Masonite Flush Hardwood Interior Slab Door is the perfect balance between rustic charm and modern sophistication. With its light reddish hue and flush panel design, this door has a warm look and feel. It is made of fine hardwood, making it highly durable and long lasting as well. The pre-primed finish also helps protect it from fading and offers a polished look. Plus, it fits any standard door frame for added convenience.

The Masonite flush hardwood interior door slab also provides great sound blocking capabilities. Its flat and solid panel construction helps regulate temperature between rooms and reduce noise. Additionally, the 18-inch width of this door is designed to make installation a breeze. It also has an increased air flow design which helps keep an environment with the ideal temperature.

18-Inch x 80-Inch Masonite Flush Hardwood Interior Slab Door

18-Inch x 80-Inch Milliken Parkway Primed 2 Panel Smooth Solid Core Interior Door Slab

The 18-Inch x 80-Inch Milliken Parkway Primed 2 Panel Smooth Solid Core Interior Door Slab is the perfect solution for your interior décor needs. This door slab features an elegant two-panel design that adds beauty to any interior. Made of MDF construction with a pre-primed finish, this door offers great sound blocking capabilities to keep your home quiet and comfortable. It is also designed to fit any standard door frame for added convenience.

This 18-inch solid core apt slab also ensures increased air flow. Not only does this help regulate temperature, but it also provides an increased level of protection from outdoor elements. Its two-panel design is perfect for showcasing any kind of décor. Plus, the door is designed to provide a high level of air flow between rooms to help regulate the temperature.

18-Inch x 80-Inch Milliken Parkway Primed 2 Panel Smooth Solid Core Interior Door Slab

18-Inch x 80-Inch Masonite Riverside Smooth 5-Panel Hollow Core Composite Interior Door Slab

Bring the outdoors in with this 18-Inch x 80-Inch Masonite Riverside Smooth 5-Panel Hollow Core Composite Interior Door Slab. With a stunning five-panel design and light beige hue, this door slab brings a rustic, farmhouse feel to any home. It is made of hollow core composite for durability and a high level of sound blocking capabilities. Plus, it is designed to fit any standard door frame for added convenience.

The Masonite door slab also has an increased air flow design which helps keep an environment with the ideal temperature. Its five-panel design helps regulate the circulation of air between spaces and creates a secure barrier. Additionally, the 18-inch width is designed to make installation a breeze.

18-Inch x 80-Inch Masonite Riverside Smooth 5-Panel Hollow Core Composite Interior Door Slab

18-Inch x 80-Inch Textured 2-Panel Arch-Top Interior Door Slab

This classic 18-Inch x 80-Inch Textured 2-Panel Arch-Top Interior Door Slab is perfect for any home. Its arch-top design and textured surface offer a beautiful and timeless look. The pre-primed finish also makes painting and staining easier, allowing for customization to fit in with any interior design. Not only this, but this 18-inch door is designed with increased air flow to help regulate the temperature between rooms.

The textured door panels also offer an added level of protection with their increased sturdiness compared to their plain alternatives. This door is made of strong MDF construction for great sound blocking capabilities. Additionally, the door is designed to provide a high level of air flow between rooms to help regulate the temperature.

18-Inch x 80-Inch Textured 2-Panel Arch-Top Interior Door Slab

18-Inch x 80-Inch 10-Lite Clear Pine Wood Interior Door Slab

The 18-Inch x 80-Inch 10-Lite Clear Pine Wood Interior Door Slab provides the perfect balance between modern sophistication and a rustic, natural look. Featuring a 10-lite style and made of pine wood, this door slab can add character to any home. The 18-inch assembly is perfect for any interior style and is left unfinished to give you the option to customize it as you please.

This door is highly durable and long-lasting, providing great sound blocking capabilities. The 10-lite design helps bring additional light into rooms and, combined with the increased air flow design, it can regulate the temperature between rooms. Additionally, the 18-inch width makes it the perfect fit for any standard door frame.

18-Inch x 80-Inch 10-Lite Clear Pine Wood Interior Door Slab

18-Inch Sureguard Solid Core 2-Panel Primed Molded Interior Door Slab

The 18-Inch Sureguard Solid Core 2-Panel Primed Molded Interior Door Slab is the perfect choice for any home. Composed of strong MDF construction and a 2-panel design, this door can add style to any interior. The pre-primed finish allows for easy painting or staining, offering great sound blocking capabilities. Not only this, but it is designed to fit any standard door frame for added convenience.

This 18-inch door also has an increased air flow design which helps keep an environment with the ideal temperature. Its two-panel design helps regulate the circulation of air between spaces and creates a secure barrier. Plus, the 18-inch width is also perfect for fitting any standard door frame.

18-Inch x 80-Inch Sureguard Solid Core 2-Panel Primed Molded Interior Door Slab

18-Inch Pre-Primed Smooth Flush Hardwood Interior Door Slab

This 18-Inch Pre-Primed Smooth Flush Hardwood Interior Door Slab is a great choice for giving that chic and stylish vibe to any interior. With its pre-primed finish and flush panel design, this door is perfect for basements, attics, or bedrooms and compliments any interior décor as well. Plus, the 18-inch width ensures that it fits any standard door frame.

Made of strong solid wood, this door provides great sound blocking capabilities as well as additional strength. Additionally, the unfinished nature of this door allows you to customize it to perfectly fit in with your interior design. The 18-inch slab comes with a convenient mechanism that makes opening and closing the door a breeze. Plus, it has an increased air flow design which helps keep an environment with the ideal temperature.

18-Inch Pre-Primed Smooth Flush Hardwood Interior Door Slab

Unlock Design Possibilities with 18 inch Interior Double Doors

18 inch interior double doors

Adding interior double doors to any home is a great way to add style and personality to a room. If you’re looking for a unique design element to update your space, 18 inch interior double doors could be the perfect choice.

Interior double doors allow more natural light to enter a room and can brighten a space exponentially. For example, consider an entryway or hallway filled with natural sunlight that is broken up by two entrance doors. This look could add an element of classic charm to any house. Plus, these types of double doors are budget-friendly, adding a touch of character to any home without breaking the bank.

When it comes to installation, 18 inch interior double doors are incredibly practical and easy to install. They are designed to fit into standard door frames, which means they can be easily adapted to fit any room or hallway. You’ll want to take precise measurements of the doorframes before ordering your new door, and look for doors with an adjustable frame for easy installation.

Materials and Finishes for 18 inch Interior Double Doors

18 inch interior double doors

When shopping for 18 inch interior double doors, you’ll have a variety of materials and finishes to choose from. Common materials include:

  • Wood – Wood is one of the sturdiest and most versatile materials when it comes to interior double doors. You can find a wide range of wood types and finishes to match any type of home design.
  • Metal – Metal doors are lightweight and typically have a longer lifespan than wood doors. However, they are not as a strong or resilient, so you’ll want to take extra precautions if installing in a high traffic area.
  • Fiberglass – Fiberglass is a great material for any type of interior double doors. This material is both strong and lightweight, and you’ll also find plenty of styles and finishes to choose from.

Choose the Perfect Design for Your 18 inch Interior Double Doors

18 inch interior double doors

When selecting the right design for your 18 inch interior double doors, start by considering the different door styles, such as paneled doors, French doors, and more. You can also take into account the different hardware finishes, including bronze, black, and brushed nickel. Consider all of your style preferences and make sure to measure the door frame before ordering.


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