EXCELLENT Based on 42 reviews Posted on Seema Sharma07/09/2025Trustindex verifies that the original source of the review is Google. We had an Amazing experience with Durajoin. We needed our windows and doors done at a very short notice, and I must admit they didn't disappoint us. Right from products, delivery, fitting, finishing everything is done to high standards. The whole team is very professional. Thanks to Piyush bhai and his team. I would highly recommend them any day.Posted on Isabelle Everington22/08/2025Trustindex verifies that the original source of the review is Google. Fantastic work. I'm so pleased with new double sliding doors and a rooflight. Piyush and his team were efficient, professional and communicative. Couldn't have asked for better!Posted on Eva Watson30/07/2025Trustindex verifies that the original source of the review is Google. Supplied sliding doors, roof lights, and windows. Delivery was rapid, kept the builders on track. Just trust me - decent price, quick service, and they make everything in-house. Drop them a line.Posted on Kyle Moore11/07/2025Trustindex verifies that the original source of the review is Google. Thank you so much for installing my bifold doors and sky light. I am very happy with the quality.I have recommended the company to others.Posted on V Raj08/07/2025Trustindex verifies that the original source of the review is Google. My family love our new installed windows and doors from Durajoin. Best aluminium windows and door suppliers in London. Highly recommend.Posted on Tony Murati02/07/2025Trustindex verifies that the original source of the review is Google. Best double glazed windows and doors supplier in Ealing.Posted on Angel Robertson13/06/2025Trustindex verifies that the original source of the review is Google. Had a new front door installed at my gaff. Quality door and top-notch fitting. The blokes were quick to get back to me and came round to measure up in a couple of days.Posted on Barry Loons04/06/2025Trustindex verifies that the original source of the review is Google. I'm absolutely thrilled with my new bifold doors and skylight! The installation was done beautifully, and the quality is outstanding. I've already been telling friends and family about your fantastic service!Posted on Anik Ruparelia01/06/2025Trustindex verifies that the original source of the review is Google. We have beautifully installed windows by Piyush and his team! We are really pleased with the service he provided and the product he has delivered. Whenever I had a question (and there were a few) Piyush was there to answer. Great value also! I definitely recommend Piyush and his team!Posted on Learn with Amisha01/06/2025Trustindex verifies that the original source of the review is Google. We couldn’t be happier with the incredible job Piyush and his team did! He created the most stylish and beautifully thin windows that have completely transformed the look and feel of our house. The craftsmanship is outstanding, and his attention to detail really shows. He was incredibly patient, diligent, and hardworking throughout the entire process — and impressively quick without ever compromising on quality. We’re so pleased with the results that we’re already looking forward to working with him again for our kitchen renovation, where he’ll be fitting the windows and doors. Highly recommended for anyone looking for high-quality, elegant window work with a professional touch!Verified by TrustindexTrustindex verified badge is the Universal Symbol of Trust. Only the greatest companies can get the verified badge who has a review score above 4.5, based on customer reviews over the past 12 months. Read more
Premium UPVC Windows and Doors for Southwark's Vibrant Properties
Durajoin, Southwark’s trusted manufacturer and supplier of premium UPVC windows and doors, has served this dynamic borough for decades. From the historic Georgian homes of Kennington to the sleek riverside apartments of Bermondsey, our bespoke double glazing solutions deliver exceptional durability, thermal efficiency, and aesthetic versatility to enhance any Southwark property.

Why Southwark Homeowners Choose Durajoin Double Glazing
Southwark’s architectural landscape is a rich tapestry of history and modernity, blending elegant Victorian terraces in Dulwich with cutting-edge developments along the Thames in Bankside. This diverse environment demands windows and doors that complement varied styles while tackling urban challenges.
Southwark’s proximity to central London, with busy transport hubs like London Bridge and Elephant & Castle, exposes homes to pollution, noise, and variable weather. Our advanced UPVC double glazing systems provide robust protection, reducing energy costs—a critical factor for Southwark residents facing rising utility bills. The borough’s vibrant streets, from Borough High Street to Peckham’s bustling markets, can generate significant noise, but Durajoin’s premium double glazed windows offer superior sound insulation, creating serene havens. Our enhanced security features provide peace of mind in Southwark’s diverse neighborhoods, where safety is a key priority.
UPVC Double Glazed Windows: Popular Styles for Southwark Properties
Casement Windows in Southwark
Casement windows, our most versatile style in Southwark, feature side-hung sashes that open outward, offering excellent ventilation and unobstructed views. Their adaptable design suits both the modern flats of Canada Water and the period properties of Camberwell. For Southwark’s many Georgian and Victorian homes, we customize casement windows with Georgian bars or Astragal patterns to maintain historical charm while ensuring modern efficiency. In the borough’s contemporary apartments and conversions, minimalist casement designs maximize light—essential in Southwark’s often densely packed streets.
Sash Windows in Southwark
Our UPVC sash windows celebrate Southwark’s architectural heritage, replicating the refined look of traditional timber sashes found in conservation areas like Herne Hill and Walworth. Ideal for Georgian, Victorian, and Edwardian homes, these windows feature two sliding sashes for flexible ventilation, with modern upgrades like hidden security features and tilt mechanisms for easy cleaning—perfect for Southwark’s multi-story terraces. They eliminate drafts and rattling, ensuring comfort in the borough’s older properties.
Tilt and Turn Windows in Southwark
Tilt and turn windows are gaining popularity in Southwark’s renovated homes and modern developments, offering dual functionality: tilting inward for secure ventilation or opening fully for airflow and easy maintenance. These windows are a favorite in riverside apartments near Shad Thames and new builds in Surrey Quays, where safety and convenience are key. Cleaning both sides from inside is a major advantage in Southwark’s growing number of mid-rise flats.
Bay and Bow Windows in Southwark
Bay and bow windows are iconic in Southwark’s Victorian and Edwardian homes, particularly in areas like East Dulwich and Nunhead. Projecting outward, they create extra interior space and flood rooms with light—ideal for the borough’s narrow terraces. These windows enhance curb appeal while forming cozy nooks for relaxing or dining with views of Southwark’s leafy streets. Our UPVC versions improve thermal performance, addressing the draftiness common in the borough’s historic properties.
Premium UPVC Doors in Southwark : Enhancing Southwark Properties
Front Doors in Southwark
A Southwark home’s front door sets the tone for its character while ensuring security and insulation. Durajoin’s UPVC front doors combine sturdy construction with customizable designs to suit the borough’s diverse styles—from the colorful terraces of Peckham to the modern flats of Rotherhithe. Featuring multi-point locking, reinforced panels, and weatherproofing, our doors protect against Southwark’s urban environment. Available in a range of colors and wood-effect finishes, they balance style and performance for the borough’s varied homes.
Patio Doors in Southwark
Our sliding patio doors are perfect for Southwark homes with gardens, balconies, or terraces, maximizing light and saving space in the borough’s compact properties. Popular in family homes around Dulwich Village and modern flats near Southwark Park, they feature thermally broken frames and double or triple glazing for year-round comfort. Anti-lift mechanisms and toughened glass ensure security, especially for ground-floor installations in Southwark’s residential areas.
French Doors in Southwark
French doors add sophistication to Southwark’s period conversions and modern homes, with twin leaves that open outward to connect gardens, balconies, or interiors. Common in areas like Bermondsey and Denmark Hill, they enhance light and airflow. Our UPVC French doors combine slim sightlines, robust hinges, and weathertight seals, with optional decorative glazing to match Southwark’s blend of classic and contemporary aesthetics.
Bifold Doors in Southwark
Bifold doors are a standout feature in Southwark’s thriving renovation market, creating wide openings to gardens or patios in areas like Newington and Rye Lane. Their concertina-style panels transform narrow Victorian terraces, connecting interiors to outdoor spaces. Despite their expansive design, our bifold doors maintain excellent thermal efficiency, helping Southwark homeowners save energy while adding modern flair to traditional homes.

Enhanced Security for Southwark Properties
Security is a priority in Southwark’s diverse neighborhoods. Our UPVC windows and doors include:
- Multi-point locking for multiple frame contact points
- Internal glazing beads to prevent external glass removal
- Reinforced frames and sashes to deter break-ins
- High-security hinges and handles with anti-tamper features
For higher-risk areas or valuable properties, we offer laminated security glass, anti-snap locks, and smart home integration, ensuring Southwark residents feel safe without sacrificing style.
The Advantages of Choosing Customized UPVC Double Glazing in Southwark
Superior Thermal Efficiency for Southwark’s Climate
Southwark’s urban heat island effect, riverside location, and fluctuating weather make insulation essential. Our UPVC windows and doors feature multi-chambered profiles and high-performance double glazing, reducing heat loss by up to 40% compared to single glazing. This saves energy in Southwark’s older terraces and high-rise flats. For exposed properties near the Thames or busy roads, we offer triple glazing and low-emissivity coatings for enhanced comfort.
Noise Reduction in Southwark’s Lively Environment
From the hum of Borough Market to train noise near London Bridge, Southwark’s soundscape can disrupt daily life. Our double glazing systems use multiple glass layers and gas-filled cavities to block sound, with precision frames eliminating gaps. For homes near noisy spots like Old Kent Road or Elephant & Castle, we provide acoustic packages with laminated glass and extra sealing for added tranquility.
Our Process
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