Security Doors, Composite Doors and Garage Doors

About Us

Experience the Expertise Behind Sealantonline Ltd.

We're in this business since 2003 and We
Provide the best services

Look no further than Sealantonline Ltd. We offer a wide selection of doors and hardware to meet your needs. From fire-rated doors and frames to custom-made specialty doors, we have the solution for you. Our doors are built to last. We use only the highest quality materials in our doors, ensuring that they will stand up to the toughest conditions.

 

20 +

Years Of Experiences

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At Sealantonline, we understand that getting your order delivered quickly and securely is important. That's why we offer fast and secure shipping on all of our products. We ship all of our orders using trusted carriers such as UPS and FedEx. We also offer free ground shipping on all orders within the UK.

Our Services

Our Featured Services

Steel Doors

Speedy and Secure Delivery!

Security Doors

Extra layer of protection

Garage Doors

Highly Strong and Reliable

Composite Doors

Wood, aluminum, and uPVC

Project Gallery

Our latest Gallery

Steel Doors

We distribute and install steel doors that are strong and long-lasting. We can make these doors in any width and height that the client desires.
Steel Doors

Garage Doors

Sealantonline Ltd. garage doors are among the most popular types of doors for your garage or commercial building.
Garage Doors

Composite Doors

Composite Doors from Sealantonline are a fantastic option for any home.
Composite Doors

Our Services

London Custom Doors Details

1

Classic

A classical range of metal frame doors that integrate large expanses of glass to create a timeless, minimalist aesthetic that many modern homeowners and architects desire.
2

Storefront Exterior

Our storefront exterior doors provide superior strength and durability and meet increasing demand from commercial projects for custom-sized steel doors on a restricted budget.
3

Storefront Interior

A high-end range of interior doors that can transform office and commercial spaces. The sleek appearance of these custom steel doors is the perfect complement for modern office environments.

Steel Doors

Garage Doors

Composite Doors

Security Doors

Steel Security Doors

We Have Great Achievement

Projects

63 +

Happy Clients

112 +

Expert Team

4 +

Award Win

5 +

Premier Steel Doors in London

We distribute and install steel doors that are strong and long-lasting. We can make these doors in any width and height that the client desires.

 
Steel Door Installation
85%
Happy Clients
70%
Riding Trainer
75%

    Book Online Appointment

    #1 Steel Doors Suppliers in London – Sealantonline Ltd

    At Sealant Online LTD, we specialize in the art and craft of custom door manufacturing. Our commitment to quality, innovation, and customer satisfaction has made us a trusted name in the industry. Whether you are looking for the perfect door to complement your home’s aesthetic or need durable, functional doors for a commercial space, we have you covered. Our extensive range of custom doors is designed to meet the unique needs and tastes of each client, ensuring that every product we deliver is a masterpiece of design and engineering.

    About Us

    Sealant Online LTD was founded on the principle that every door should be a seamless blend of form and function. Our team of skilled craftsmen, designers, and engineers work tirelessly to create doors that are not only beautiful but also built to last. We understand that a door is more than just an entryway; it is a statement about your style and a crucial element of your property’s security and energy efficiency.

    Our Products

    Residential Steel Doors: Transform your home with our exquisite range of residential Steel doors. From classic to contemporary designs, our doors are crafted to enhance the beauty of any home. We offer a variety of styles, including: Front Steel Doors: Make a lasting impression with our stunning front Steel doors, available in a range of materials such as wood, fiberglass, and steel. Interior Steel Doors: Our interior Steel doors come in various designs, from sleek and modern to ornate and traditional, ensuring you find the perfect match for your interior décor. Patio Steel Doors: Enjoy seamless indoor-outdoor living with our elegant patio steel doors, designed for maximum light and ease of use.

    Commercial Doors

    For businesses, the right door can enhance the professional appearance of your premises while providing the necessary security and durability. Our commercial door offerings include: Entrance Steel Doors: Durable and stylish, our entrance doors are designed to withstand heavy use and harsh weather conditions. Office Steel Doors: Create a conducive work environment with our range of office doors, which include options for privacy, soundproofing, and aesthetics. Industrial Steel Doors: Built to last, our industrial doors are perfect for warehouses, factories, and other heavy-duty applications.

    Custom Design

    At Sealant Online LTD, we understand that every project is unique. That’s why we offer a custom design service, allowing you to create a security steel door that perfectly fits your vision and requirements. Our team will work with you from concept to completion, ensuring that your custom door is a true reflection of your style and needs.

    Why Choose Us?

    Quality Craftsmanship: We pride ourselves on the quality of our products. Each door is meticulously crafted using the finest materials and the latest manufacturing techniques. Our commitment to excellence ensures that every door we produce meets the highest standards of durability and aesthetic appeal. Innovative Designs: Our design team is constantly exploring new trends and technologies to bring you doors that are not only stylish but also functional. From energy-efficient designs to smart security features, our doors are at the forefront of innovation. Customer-Centric Approach: Your satisfaction is our top priority. From the initial consultation to the final installation, we are dedicated to providing exceptional service and support. Our team is always on hand to answer your questions and guide you through the process, ensuring a smooth and stress-free experience. Sustainability: We are committed to environmental sustainability and strive to minimize our impact on the planet. Our manufacturing processes are designed to be eco-friendly, and we use sustainable materials wherever possible. By choosing Sealant Online LTD, you are not only getting a high-quality product but also supporting a company that cares about the environment.

    Our Process

    Consultation: Our process begins with a detailed consultation. We take the time to understand your needs, preferences, and budget. Whether you have a clear vision of what you want or need some inspiration, our team is here to help. Design: Once we have a thorough understanding of your requirements, our designers get to work. Using state-of-the-art software, we create detailed plans and 3D models, allowing you to visualize your custom door before production begins. Manufacturing: Our skilled craftsmen bring the designs to life using top-quality materials and advanced manufacturing techniques. Each door is crafted with precision and care, ensuring it meets our stringent quality standards. Installation: Our commitment to quality extends to our installation services. Our professional installation team ensures that your new door is fitted perfectly and functions flawlessly. We take care of everything, from removing your old door to the final adjustments, so you can enjoy your new door without any hassle. Aftercare: We stand by the quality of our products and services. Our aftercare team is available to provide ongoing support and maintenance, ensuring your door continues to perform at its best for years to come.

    Contact Us

    Ready to transform your space with a custom steel door from Sealant Online LTD? Get in touch with us today. Our friendly and knowledgeable team is here to answer your questions and help you find the perfect solution for your needs. At Sealant Online LTD, we are more than just a door manufacturer; we are your partners in creating beautiful, functional, and secure entryways. Discover the difference that quality craftsmanship and personalized service can make. Welcome to a new standard in door manufacturing. Welcome to Sealant Online LTD.