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Sing Core Metal Door Client Photo Gallery

METAL DOORS

 

 

ALUMINUM

HOT ROLLED STEEL

COLD ROLLED STEEL

 

ALUMINUM

HOT ROLLED STEEL

COLD ROLLED STEEL

 

 

 

 

 

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Sing Core Stile & Rail Door Client Photo Gallery

STILE & RAIL DOORS

 

 

WOOD PLANK

PAINT GRADE

WOOD VENEER

WOOD PLANK

PAINT GRADE

WOOD VENEER

 

 

 

 

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Sing Core Sliding Door Client Photo Gallery

SLIDING DOORS

 

 

WOOD PLANK

METAL

WOOD VENEER

WOOD PLANK

METAL

WOOD VENEER

 

 

 

 

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Sing Core Pivot Door Client Photo Gallery

PIVOT DOORS



WOOD PLANK

METAL

WOOD VENEER

WOOD PLANK

METAL

WOOD VENEER

 

 

 

 

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Sing Core Flush Door Client Photo Gallery

FLUSH DOORS

 

 

WOOD PLANK

METAL

WOOD VENEER

WOOD PLANK

METAL

WOOD VENEER

 

 

 

 

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Sing Core Wood Door Client Photo Gallery

WOOD DOORS

 

 

WOOD PLANK

PAINT GRADE

WOOD VENEER

WOOD PLANK

PAINT GRADE

WOOD VENEER

 

 

 

 

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New Large Stile and Rail Pivot Doors and Sliding Doors

Stile and Rail Doors Using Sing Core Technology

Stile and rail doors are a foundational element in architectural door design. Sing Core’s patented and patent-pending technologies provide a structurally precise approach to building stile and rail doors that maintain long-term flatness and dimensional stability, even at large scales. Sing Core technologies allow stile and rail doors to be designed for projects where size, glass area, and precision exceed the limits of conventional wood construction.

Methods for Building Stile and Rail Doors with Sing Core

Sing Core technologies support multiple construction approaches depending on design intent, performance requirements, and budget.

Patent-Pending Large Stile and Rail Technology

Sing Core’s patent-pending stile and rail system enables oversized framed doors with high structural integrity. This approach is designed for projects requiring large dimensions, thin wood frames, or heavy glazing while maintaining straightness over time. This method provides a cost-effective alternative to fully paneled high-end door construction while retaining precision and durability.

Panel-Based Stile and Rail Appearance

Stile and rail doors can also be created using Sing Core panels with applied molding or trim overlays. This approach achieves the visual language of traditional stile and rail construction while benefiting from the rigidity and stability of a panel-based core. Sing Core panel construction allows manufacturers to produce doors of virtually any size with consistent tolerances and strong perimeter framing capable of supporting large light openings.

Sing Core technologies support large-format pivot and sliding doors using stile and rail construction. These systems were developed in response to projects requiring large glass cutouts, thin wood frames, and strict flatness requirements. The result is a wood-based stile and rail system with unusually high precision and structural performance.

Large Glass Cutouts in Wood Frames

Historically, large glazed stile and rail and French doors required aluminum or steel framing to maintain stability. Sing Core technologies allow wood frames to support large and heavy glass without joint failure or long-term warping. This enables architects to specify wood-framed doors for large openings without compromising performance.

Oversized Stile and Rail Doors

Sing Core can support interior and exterior stile and rail doors in sizes ranging from 10 ft. up to 40 ft. wide or tall. Large proportions, thin frame profiles, and demanding light openings are achievable using Sing Core technologies.

Stile and Rail Pivot Doors

Large pivot doors continue to be a defining architectural element in contemporary residential design. Traditional wood stile and rail construction is often limited by movement and distortion at scale. Stile and rail pivot doors built with Sing Core technologies reduce those limitations while maintaining the visual character of framed wood doors.

Challenges with Traditional Custom Stile and Rail Doors

Conventional stile and rail construction often presents constraints such as long lead times, size limitations, shipping challenges, and the risk of warping over time. Sing Core technologies address these constraints through engineered rigidity, scalable construction methods, and dimensional stability designed for long-term performance.

Large Wood Patio Doors

Large patio doors are frequently specified in aluminum or vinyl due to environmental exposure. Sing Core technologies enable wood-based patio door substrates and stile and rail frames to perform reliably in large exterior applications. These systems allow designers to retain the warmth and materiality of wood while meeting structural demands.

Rigidity and Dimensional Stability

Sing Core technologies are designed to deliver high rigidity and resistance to deformation. The result is a door core system that remains stable across large spans and varying conditions.

Frame Proportions: Wide or Slim

Sing Core allows flexibility in stile and rail proportions, from traditional wide frames to slim architectural profiles. Thin wood frames can be specified while maintaining the strength required to support large glass units. This capability enables greater freedom in façade and interior door design.

Design Flexibility

Stile and rail doors built with Sing Core technologies can be executed as hybrid panel and frame systems, panel-based constructions with applied molding, or standalone stile and rail frames. Each approach offers precision, strength, and dimensional reliability suited to high-performance architectural applications.

Stile and rail pivot doors add a sophisticated touch to any high-end home.
 

 

 

 

 

The picture above is a door that began as one of our famous true flat Sing Core door blank. They then overlaid trim, or molding, to create the appearance of a stile and rail door. As you can see, this door has been exposed to full weathering 100% of the time and shows no signs of warpage or failure. Our panel doors are used in the most high-end houses in the US.

 

 

 

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Top 4 Ways to Make the Best Door with Sing Core Inside

Here are the top 4 ways architects are making the world’s best doors with Sing Core inside.

1. Check the Size
 

2. Check the Thickness
 

3. Check the Skin
 

4. Check the Sing Core Inside

1. Check the Size

Even the biggest doors, can save the budget and increase performance by making minor adjustments in the size. How tall? How wide?

2. Check the Thickness

How thick is your door? Increase a 1.5-inch door to 3 inches and enjoy 4-times the strength with a weight increase of as little as 5 to 10 percent. A little thickness can go a long way.

3. Check the Skin

Some door skin material is more accommodating than others, different wood species have varying degrees of challenges
Veneer. Very thin veneers are best laid on a very smooth layer of MDF for flawless hot pressing. You will find Sing Core inside the best high-end veneer doors.
Wood Stave: Wood stave skin is sliced and sanded from larger wood stock. We suggest 1/8th inch or 1/4 inch if cutting designs or grooves into the surface.
Paint Grade. MDF is again, an amazingly smooth surface to paint upon for outstanding paint grade doors.
Covered Plywood. Plywood can be covered in a wide variety of skins, such as fiberglass, vinyl, HPL, Formica, ceramic, or metals, such as aluminum, or steel.

See: Other Door Skin Types

4. Check the Sing Core Inside

Sing Core is not just one patented product, though it did start that way. The sing Core door solution now includes many different patents and patent-pending techniques that help to solve the problems facing architectural doors of any size or style, from door blanks to stile and rail doors. By making slight adjustments in the door’s measurements or other ingredients, you could reduce the cost of mandatory engineering and technology to keep the door straight, thereby reducing the overall cost of the door. This is the specialty of Sing’s True Flat Team.

How Are Architects Designing the Best Doors in the World?

Architects are the most discerning creators in the world because they desire to push the design envelope to the next level? One of the most dramatic impacts they can make on a new design is to apply their imagination to the structure’s first impression.

The project budget may not allow for a structural design that is so unique that anyone who approaches the project knows they are encountering a unique structure and experience based on the style of the structure. The next point of impact is the front door.

Sing Core empowers architects to create these one-of-a-kind creations that serve as the main entrance to the structure that represents their efforts to share their creativity and imagination with the world. See these Impossible Doors.

How to Design the Best Door in the World

Size Makes a Difference

A common approach to an architectural front door is to create a door of immense size. Architects understand that there will be issues with incorporating a huge front door. The first challenge they face is balancing issues associated with weight and strength.

Door Weight

Big doors are heavy. The bigger the door, the heavier the door. Big doors can be dangerous to install and can be dangerous to use. Large oversized heavy doors are expensive to make, handle, ship, install and maintain over time. Note: Door hardware is based on the weight of the door, a very heavy door, will require very heavy duty and expensive door hardware. (In some cases just the hardware will cost more than the door.)

Door Strength

At some point, as the door size increases, strength and dimensional stability decline. A very large door presents many challenges with trying to keep the door straight and true, so that it not only looks good but operates flawlessly over time.

Door Skin Makes a Difference

The exterior surface of the best architectural doors in the world presents their own set of challenges, whether they be exotic wood (natural wood grain, while it is beautiful, poses the most problem for potential movement due to the nature of the wood’s grain), hot rolled steel, or any other type of surface material.

Veneer

High precision veneering requires the smoothest surface for hot pressing, so we use our lightweight MDF which also has excellent adhesion. Thin veneers (like .030) can be very fragile and are susceptible to damage easily, so for high traffic doors, we suggest upgrading wood stave for strength and longevity.

Wood Stave

Wood stave is sliced and sanded from larger wood stock. We suggest 1/8th inch (1/8 inch compared to ¼ inch looks identical but less chance to move) or 1/4 inch if cutting designs or grooves into the surface. It can be challenging depending on the wood species and may require more Sing technology inside to keep warp-free.

Paint Grade

MDF is again, an amazingly smooth surface to paint upon. Assure your paint-grade doors are beautiful as you are coating them with high-precision finishing paint.

Covered Plywood

Plywood can be covered in a wide variety of skins, such as fiberglass, vinyl, HPL, Formica, ceramic, or metals, such as aluminum, or steel.

Door Thickness Makes a Difference

Managing a very thick moving door can present challenges, even more so if the door is very thin, and requires a great deal of engineering to make it stay straight and true over time.

Exterior Doors

Exterior doors are by far the most impressive and challenging architectural doors to consider, because they are used regularly, and one side of the door is exposed to opposing environmental conditions, increasing the door’s inclination to favor one side over the other, resulting in a warping condition.

Extra patented and patent-pending Sing technology is necessary to counteract these conditions, and therefore Sing’s True Flat Team must be aware of the conditions this door may be exposed to in order to have the necessary anti-warp technologies inside prior to manufacture or installation,

High Precision

When it comes to high precision, no other door substrate can compare to Sing Core. Go ahead and pull out your micrometer and measure for yourself. Sing Core sports the highest tolerances at +/- .006-in. If your job demands high precision, it doesn’t get any better than Sing Core.

Perfectly Straight

In the world, as we know it, there is no such thing as perfectly straight. The AWI does advise that there are tolerances allowed for straight non-warped doors, and the hardware manufacturers create mounting and articulating equipment to accommodate these specifications.

But this one thing we guarantee, that your door with Sing Core inside will be the closest thing to perfectly straight possible, and it will perform better than any AWI standard.

50-Year Guarantee

Your door, with Sing Core inside, can be guaranteed not to warp, bend, twist, cup, delaminate, otherwise fail for 50 years. No other door in the world can offer The Only 50 Year Non-warp and Structure Guarantee as Sing Core can.

Maybe you will agree with our clients who say,

“Sing Core is The Only Way to Build High End Large Doors.”