Fraud Blocker Sliding Patio Door Installation in PA | Keystone Window
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Sliding Patio Doors

Expires 06/30/2024

$300 off Patio Doors

12 Months Interest-Free Financing

Spacious room with polished wooden floors and a series of sliding patio doors by Keystone Window, offering a seamless transition to the outside environment

Experience the seamless integration of indoor and outdoor living with our sliding patio doors. These doors not only bring in abundant natural light but also offer panoramic views of your surroundings. They create a sense of spaciousness, while their smooth operation and space-saving design make them an ideal choice for any home. Enjoy easy access to your outdoor spaces, enhanced ventilation, and a modern touch that adds both aesthetic appeal and functionality.

Custom & Standard Replacement Sliding Patio Doors

Whether your home has unique architectural features or you’re seeking a classic design, our selection of custom and standard replacement sliding patio doors has you covered. We offer five standard door sizes and also make custom doors to meet your specifications. Our experts are here to help you choose the ideal sliding patio door that seamlessly blends with your home’s design and reflects your personal style.


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Door Features

Opening Doors to Innovation: Exploring Advanced Features for Your Home Entrances

Upfront Sliding Patio Door Pricing – No Surprises, Just Quality

Transparency and trust are our guiding principles, which is why we provide upfront sliding patio door pricing. No gimmicks, no hidden fees – just a clear and honest understanding of the costs from the very beginning. We prioritize your satisfaction and are committed to delivering top-notch products and services that align with your budget and expectations.

Professional Sliding Patio Door Installation in Pennsylvania Included

Rest easy knowing that your sliding patio door installation is in the hands of our skilled and Installation Masters-certified installation crews. With their expertise and attention to detail, you can be confident that your new sliding patio door will be installed seamlessly and securely. Proper installation is essential for optimal door performance, and we’re dedicated to delivering outstanding results.

Many Sliding Patio Door Colors & Styles to Choose From

Add a personal touch to your home with our wide variety of sliding patio door colors and styles. Whether you’re aiming for a sleek modern look or a more traditional feel, our selection allows you to customize your doors to perfectly match your home’s décor and ambiance.

Frequently Asked Questions

Sliding Patio Doors Decoded: Your Complete FAQ Guide

What's the difference between a sliding door and a patio door?

The main difference is that all sliding doors, including sliding glass doors, can slide open and are used in various parts of the home. In contrast, patio doors specifically refer to sliding glass doors that connect the interior to an exterior space like a deck or garden, often featuring larger panes of glass to maximize natural light and provide a view of the outdoors.
A standard patio sliding door typically measures around 80 inches in height and 60 to 72 inches in width for two-panel configurations. It’s crucial to measure your existing patio door or opening from the left to the right and top to bottom to ensure a perfect fit.
Yes, the best-sliding glass doors can be custom-sized to fit tight spaces or larger openings. A free consultation with a professional installer can help you explore options that best fit your project’s needs, ensuring that your new door expands your living space elegantly inside and out.
Common materials for sliding patio doors include wood, which offers timeless elegance and can be painted to match your home’s decor, and vinyl, known for its durability and low maintenance. Homeowners looking to match their sliding glass door with their furniture or overall interior aesthetic will find these options appealing.
Regular maintenance includes cleaning the tracks of debris and dirt to ensure the door slides open smoothly. Periodically check the seals for any wear and apply lubricant to the tracks as needed. Tips for keeping the glass panes clean will also preserve the appearance and function of your door, preventing issues before they arise.
Modern sliding patio doors, especially the best-sliding glass doors, often feature energy-efficient designs, including double or triple glazing and low-E coatings that reflect heat while letting light in. Look for doors with the Energy Star label for the best energy efficiency, helping homeowners reduce their energy costs.
Enhanced security features in modern sliding doors include multi-point locking systems, shatter-resistant glass, and toughened frames. Some models also offer smart locks for added convenience and security, making them a solid choice for homeowners concerned with both aesthetics and safety.
Yes, installing high-quality sliding patio doors can improve the resale value of your home by adding aesthetic appeal and functionality. They make your home more attractive to potential buyers who value the blend of indoor and outdoor living spaces, expanding the perceived living area of the home.
Sliding patio doors can dramatically increase the amount of natural light in a room and offer unobstructed views of your outdoor space. Their contemporary design and expansive glass area enhance the aesthetics of your home, making spaces feel larger and more inviting. Positioning furniture and painting the surrounding walls can further integrate the indoor and outdoor areas, creating a seamless transition.
The latest trends include minimalistic frames for maximum glass exposure, energy-efficient panes for better insulation, and innovative opening mechanisms that save space. These features offer homeowners the opportunity to expand their living spaces visually and functionally, making the sliding patio door an integral part of the project’s overall design.
Inquire about the durability, maintenance requirements, warranty details, and energy efficiency of their sliding glass doors. Also, ask for examples of previous installations and customer testimonials to ensure you’re choosing the best-sliding glass doors for your project, considering both cost and quality.
Check the material quality, craftsmanship details, and whether the door operates smoothly on its tracks. High-quality sliding doors should also feature efficient sealing and insulation properties, providing homeowners with a cost-effective solution to their renovation needs.
A comprehensive warranty should cover the door frame, glass, and moving parts against defects in materials or workmanship. It’s also wise to check if the warranty includes installation issues, offering homeowners peace of mind in their investment.
Look for providers with positive customer reviews, a portfolio of successful installations, and credentials from recognized industry associations. A free consultation can also give you a sense of their professionalism and expertise, ensuring the project is left in capable hands.

Browse our door styles to find the best choice for your home.

Customer Reviews

Our customers have only good things to say. If we mess up, we make it right!

Keystone Window of Pennsylvania
Based on 74 reviews
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Irene Messant
Keystone WindowsWe recently had 5 windows replaced . Our old windows were of wood and matched the molding thru out the room. Steve Cornish showed a metal version to match the wood tones. It matches perfectly! The installers installed the windows quietly, efficiently without any detriment to shrubbery or the interior. Will use this company for future window updating. Irene Messant
Wayne Houck
Excellent service and communication. The house and property were spotless after the installation crew was done. We're very happy with our new windows.
Glenn Wicker
Just had windows and an exterior door installed. The overall experience with Keystone was great! The prices are reasonable. The sales rep and customer service are excellent. We cant forget to rave about the install team… They were very professional, friendly and did a thorough job with putting everything in and cleaning up. FIVE STARS.
Second time using Keystone Window. Had them out to replace a slider and a few basement windows. Good quality , honest , fair pricing and great installers !
Diane Bailey
Just had an entry door and storm door replaced. We are thrilled with the professional team that did it. It looks beautiful! They came, got right to work, no breaks, and cleaned up. We will be calling them for windows in the future
Jo Malone
Keystone Window is an experienced trustworthy local company in PA. Their work is quality, exceptional & completed in a timely manner. As a customer you are treated with utmost respect & care. I would highly recommend them.Jo Malone
Jackie Randazzo

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