External Garage Side Doors

Looking for secure and practical access to your garage? Without having to use the main garage door every time? At Door Warehouse, we supply and install high-quality garage side doors or pedestrian doors, designed to improve security, insulation and everyday convenience.

If it’s a replacement side-access door you are looking for, for a detached garage, workshop, or storage area, we offer a wide range of external doors to suit both traditional and modern properties. From contemporary composite designs to secure garage doors, our range combines durability, security and style.

Based near Chester, we provide supply-only and professional installation services across Deeside, Wirral, Cheshire, and North Wales.

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White external garage side door fitted alongside a modern double garage for secure side access

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Why Choose a Garage Side Door?

Garage side doors provide quick, convenient access without opening the main garage door each time you enter the space. They are ideal for attached and detached garages, workshops, utility rooms, storage areas and garden access points, making everyday use far more practical if you just need to nip in and out. A secure garage side door can also help improve insulation, reduce draughts and provide added protection for tools, equipment and valuables stored inside the garage. Modern garage doors and external doors are designed to combine practicality with style, helping your garage feel more secure while complementing your home’s overall appearance.

How our Service Works

Invest in style and security with a brand-new garage door supplied and fitted by the experienced team at Door Warehouse.

Step 1

Send a photo of your existing garage door/opening via our contact form, and we’ll reply with a PDF brochure. Prefer in-person? Pop into our Deeside showroom.

Step 2

Already know what you like? We’ll mock up your chosen specification (style, glazing, colour, automation) and send a clear quote for your new garage door.

Step 3

Once you’re happy, one of our friendly installers completes a site survey to measure up. Approve the final mock-ups and we’ll start production.

Step 4

When your garage door arrives, we quality check it, book your fitting, professionally install it, and remove your old garage door and any waste.

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High Quality Garage Side Doors

At Door Warehouse, we focus on supplying high-quality external doors built for long-term performance, security and everyday practicality. Our garage side doors are available in a wide range of styles and finishes, including composite garage doors, UPVC garage side doors, glazed external doors, modern anthracite grey finishes, oak-effect designs, and traditional white external doors. Whether you are looking for a contemporary side access door or a more traditional garage entrance, we can help you find the right solution for your property. We work with trusted manufacturers and premium hardware suppliers to ensure every installation meets high standards of quality, durability and security.

Composite Garage Side Doors

Composite garage side doors are among the most popular choices for homeowners seeking a secure, durable, and low-maintenance solution. Designed to handle everyday use and the great British changing weather conditions, composite external doors offer excellent thermal efficiency, strong multi-layered construction, modern security features and long-lasting finishes that retain their appearance over time. Many styles also feature realistic woodgrain and oak effect finishes, providing the appearance of traditional external oak doors with the benefits and security of modern materials. Composite garage doors are available in a wide range of colours and styles, making it easy to match your garage side door with your front door, your garage door and any other external doors around the property. We also supply premium composite door systems from trusted brands, including Rock Door.

Secure Garage Doors and Side Access Doors

Security is one of the most important factors when choosing a garage side door. Garages often contain expensive tools, bikes, equipment, and vehicles, making them a prime target for thieves and making secure garage access essential for protecting your property. Our garage side doors are available with multi-point locking systems, reinforced frames, secure hinges, toughened glazing options, high-security cylinders, and advanced locking technology to help improve both home and garage security. We supply hardware and security systems from trusted brands, ensuring every installation is built with security and reliability in mind. Whether you need a secure garage side door for a detached garage or an attached garage connected to your home, our team can recommend the best solution for your requirements.

How our Service Works

Ordering external doors and windows with us is a straightforward process designed to be quick, simple and stress-free.

Step 1

Send a photo of your existing exterior door/opening via our contact form, and we’ll reply with a PDF brochure. Prefer in-person? Pop into our Deeside showroom.

Step 2

Already know what you like? We’ll mock up your chosen specification (style, glazing, colour) and send a clear quote for your new external/front door.

Step 3

Once you’re happy, one of our friendly installers completes a site survey to measure up. Approve the final mock-ups and we’ll start production.

Step 4

When your door arrives, we quality-check it, book your fitting, professionally install it, and remove your old door and any waste.

Get a Free Quote

Professional Supply and Fit Service

At Door Warehouse, we offer a complete supply and fit service designed to make the entire process simple and stress-free from start to finish. Our installation service includes a site survey and measuring service, professional fitting by experienced joiners, materials checked on arrival, removal and disposal of old doors, careful finishing and adjustments, full aftercare support and a 10-year guarantee on both materials and installation. Every installer is carefully selected for workmanship, customer care and attention to detail, ensuring a high-quality finish on every project.

If you are looking for secure garage side doors, composite external doors or replacement garage doors, visit our showroom to explore the available styles, colours and finishes in person.

Our experienced team is always happy to provide straightforward advice and help you choose the right solution for your home or garage.

Why Choose Door Warehouse?

Established in 1993, Door Warehouse has built a strong reputation for supplying high-quality external doors, garage doors and made-to-measure solutions backed by honest advice and reliable installation services. Customers choose us because we offer a large showroom near Chester, a wide range of garage side doors and external doors, supply only and supply & fit options, experienced non-pushy advice, excellent aftercare support and installers focused on quality workmanship. We work with trusted brands to provide durable, secure and stylish solutions tailored to each property. We supply and install garage side doors across Chester, Deeside, Wirral, Cheshire, and North Wales, with a full supply-and-fit service available within approximately 25 miles of our showroom.

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Why Homeowners Trust Door Warehouse

Outstanding customer service

We’re proud of our reputation for friendly, professional service, with many customers praising our team from first consultation to final installation.

10 year guarantee

Every door and window is backed by our trusted 10 year guarantee, giving customers lasting confidence in quality and durability.

Expert installation

Our installers work with care and precision, leaving every home completely spotless and every project finished to the highest standard.

Extensive product range

We oﬀer a wide choice of doors, windows and stair parts, selected for quality and durability. With over 30 years’ experience, we help you find the perfect fit for your home.