Yes, all doors and hardware are covered by a 2-year warranty against manufacturing defects.

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Single mdf shaker interior swing door | Quadro 4111 Matte Grey | 18 x 80 photo#1

Single mdf shaker interior swing door | Quadro 4111 Matte Grey | 18 x 80 photo#2

Single mdf shaker interior swing door | Quadro 4111 Matte Grey | 18 x 80 photo#3

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Single mdf shaker interior swing door | Quadro 4111 Matte Grey | 18 x 80 photo#5

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Single mdf shaker interior swing door | Quadro 4111 Matte Grey | 18 x 80 photo#6

Single mdf shaker interior swing door | Quadro 4111 Matte Grey | 18 x 80 photo#7

Single mdf shaker interior swing door | Quadro 4111 Matte Grey | 18 x 80 photo#8

Single mdf shaker interior swing door | Quadro 4111 Matte Grey | 18 x 80 photo#9

Single mdf shaker interior swing door | Quadro 4111 Matte Grey | 18 x 80 photo#10

Single mdf shaker interior swing door | Quadro 4111 Matte Grey | 18 x 80 photo#11

Single mdf shaker interior swing door | Quadro 4111 Matte Grey | 18 x 80 photo#12

Single mdf shaker interior swing door | Quadro 4111 Matte Grey | 18 x 80 photo#13

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Single mdf shaker interior swing door | Quadro 4111 Matte Grey | 18 x 80 photo#22

Single mdf shaker interior swing door | Quadro 4111 Matte Grey | 18 x 80 photo#23

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Single mdf shaker interior swing door | Quadro 4111 Matte Grey | 18 x 80 photo#25

Single mdf shaker interior swing door | Quadro 4111 Matte Grey | 18 x 80 photo#26

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Single mdf shaker interior swing door | Quadro 4111 Matte Grey | 18 x 80 photo#30

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Quadro 4111 Matte Grey Specifications

Type

Interior swing door

Door configuration

Single

Door system type

Swing

Pre-made features

Pre-finished

Model

4111

Model Name

Quadro 4111

Manufacturer

SARTODOORS

Core/Material

MDF

Size

18" x 80"

Color palette

Matte Grey

Color

Grey

Glass

No Glass

Door thickness

1 9/16"

Frame thickness

4 9/16"

Door style

Shaker

Locations

Bathroom Bedroom Pantry Kitchen

Quadro 4111 Matte Grey Instructions

(2.71 MB)

(2.47 MB)

Cleaning & Care Instructions

To keep your door looking like new, always clean it gently and regularly:

Use mild detergent only
Wipe gently with damp cloth
Avoid metal scourers
Handle lacquered surfaces with care

Quadro 4111 Matte Grey FAQ

When will I receive my door?

Can I change or cancel my order after purchase?

What should I do if my order arrives damaged?

What’s included with my door?

Is this door suitable for a bathroom?

Do you offer installation or measurement services?

Can I order a custom size?

Is there a warranty?

Can I return my door if it doesn’t fit?

What if some parts are missing from my order?

Where are United Porte doors made?

How should I care for my door?

How do I choose the correct door opening direction?

Can I buy just the door slab without the frame?

Are your doors displayed in showrooms?

Can I order extra hardware or trims?

How can I track my order?

Quadro 4111 Matte Grey Review

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Single mdf shaker interior swing door | Quadro 4111 Matte Grey | 18 x 80

Q: When will I receive my door?

In-stock doors ship within 1–3 business days. Delivery across the U.S. takes 3–14 days , depending on your state. Custom-size doors are produced within 6–14 weeks .

Q: Can I change or cancel my order after purchase?

Yes. You can modify or cancel your order before it’s sent to the warehouse. Simply contact our support team with your order number.

Q: What should I do if my order arrives damaged?

Before signing the delivery form, inspect the packaging and take photos. If there’s visible damage, note it with the carrier and contact us within 48 hours . We’ll handle it quickly and replace any affected parts.

Q: What’s included with my door?

Each door set includes: • Door slab • Frame • Trims • Hardware (if “with hardware” option is selected) All included components are listed in the product description.

Q: Is this door suitable for a bathroom?

Yes, if marked “Bathroom” or “Interior use.” Planum and Sarto collections feature moisture-resistant coatings suitable for bathrooms.

Q: Do you offer installation or measurement services?

Yes, United Porte provides professional installation and measurement services in select U.S. regions. You can request it directly on our website or through support.

Q: Can I order a custom size?

Absolutely. Custom-size doors are made to order within 6–14 weeks . Just provide your measurements when placing the order.

Q: Can I return my door if it doesn’t fit?

Yes, returns are accepted within 14 days , provided the door was not installed and is in its original packaging. Please contact our support team to initiate a return.

Q: What if some parts are missing from my order?

Take photos of the package and shipping label, then contact our support team, and we’ll quickly send any missing items.

Copy full details

Color: Grey (Matte Grey) Size: 18" x 80"

Model: Quadro 4111 (QUADRO4111ID-GRE-18)

In stock

2 YEARS WARRANTY

Special Price: $453

$696

-35%

Discount applies to the base product only. Additional options and services are excluded from the promotion.

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Showroom pick up: Today from 8 New Hook Rd, Bayonne, NJ, 07002
Delivery service: in 1-10 business days. See full delivery timeline by state.

We are the official dealer of Sarto Doors

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Slabs

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Double bifold

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Door size: 18" x 80"

In stock

Custom-size

18" x 80" $453

24" x 80" $453

28" x 80" $453

30" x 80" $453

32" x 80" $453

36" x 80" $453

42" x 80" $495

18" x 84" $488

24" x 84" $488

28" x 84" $488

30" x 84" $488

32" x 84" $488

36" x 84" $488

42" x 84" $529

18" x 96" $580

24" x 96" $580

28" x 96" $580

30" x 96" $580

32" x 96" $580

36" x 96" $580

42" x 96" $653

View all ()

Choose Color

Matte Grey

Pantry Kitchen Lite Door Hardware | Quadro 4111 Matte Grey | Single Panel Frame Trims | Bathroom Bedroom Sturdy Doors Ginger Ash

Pantry Kitchen Lite Door Hardware | Quadro 4111 Matte Grey | Single Panel Frame Trims | Bathroom Bedroom Sturdy Doors Walnut

Pantry Kitchen Lite Door Hardware | Quadro 4111 Matte Grey | Single Panel Frame Trims | Bathroom Bedroom Sturdy Doors White

Choose Options

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Delivery Options

Delivery Service

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Showroom Pick Up

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2 YEARS WARRANTY against defects in workmanship and materials

We accept

Quadro 4111 Matte Grey Description

SET INCLUDES:

Door Slab, thickness 1 9/16"
Trims
Jamb
Hinges
Passage Handle

Door made of solid pine MDF and eco-veneer coating. It is not recommended to paint.
Door is not pre-drilled for the hardware and not pre-attached to the frame.
Assembly of frames and trims required. Door works with all swing directions.

Introducing the sleek and modern "Quadro" collection of Single Interior doors, crafted from high-quality wood with MDF for exceptional durability and longevity. These doors are the perfect choice for anyone who wants to update their interior doors with a stylish and contemporary touch.

The Grey finish of the doors not only adds a touch of elegance to your interiors but also creates a sophisticated look that's sure to impress. The unique finish is not just visually stunning but is also resistant to scratches, dings, and other wear and tear, ensuring that your doors look as good as new for years to come.

The Single Interior doors in the Quadro collection are designed to be extremely versatile and functional, making them an ideal choice for a wide range of applications. Whether you're looking to update the doors in your home or want to create a cohesive look in a commercial space, these doors are the perfect solution.

One of the key features of the Quadro collection is its ability to offer superior insulation, ensuring that your interiors stay comfortable and energy-efficient all year round. The doors are also available in a variety of hinge options, including concealed hinges, ball bearing hinges, and butt hinges, making them a versatile choice for any space.

The Single Interior doors in the Quadro collection are available in a range of sizes and configurations, making them a versatile choice for any home or commercial space. Whether you're looking for a standard door size or need a custom size, these doors can be customized to suit your specific needs.

So if you're looking for a premium-quality Single Interior door that's not just aesthetically pleasing but also offers exceptional functionality and durability, look no further than the Quadro collection. With its timeless design, high-quality materials, and exceptional performance, these doors are sure to impress and elevate the style and functionality of any space they are installed in.

SOLID CORE
Solid MDF core made by laminated MDF using Ciplex technology.

CIPLEX by SARTO
High-end film layer that is applied on top of the laminated MDF Made in Italy.

NO FORMALDEHYDE
Environmentally friendly using only latest eco-friendly materials.
Company requires use of only the safest materials.
We care about our planet, the environment and you and your loved ones.
Sarto Doors are Ideal for use in hospitals and childcare centers.

SEALING GUM GERMAN COMPANY DEVENTER
It has a special profile that allows to protect your home from dust, makes a cozy and quiet atmosphere around every day.
On another side it allows you to save 35 % more heat and save up to 20% to the bill.

SOUND ATTENUATION
Door's 40mm thick solid MDF construction yields 30% noise reduction over standard doors.

CONSTRUCTION
Door is manufactured from a single piece of MDF and will give several generations of normal usage with minimal care.