Building an Extension, What Doors Should You Choose?

Published on: 26th July 2023


Building an addition is a fun way to add living space, a home office, or a relaxing garden hideaway. One of the most important considerations you’ll make is choosing extension doors. Doors enhance beauty, usefulness, energy efficiency, and security. With so many alternatives, choosing doors that match your extension’s style and meet your needs might be difficult. This article gives you the common door types you should choose for an extension. Let’s examine each choice to assist you choose your ideal extension.

Types of Doors for Extension

Aluminium Bi-Folding Doors

Modern architecture is embracing aluminium bi-folding doors for a good reason. These doors seamlessly blend indoor and outdoor settings. The bi-folding system elegantly folds and stacks the doors, opening your expansion to the surroundings. This large window illuminates your living space. Modern metal frames complement minimalism and industrial architecture.

Aluminium is lightweight but strong, making these doors easy to use and long-lasting. The sturdy structure protects your extension. Aluminium is corrosion-resistant and good for humid or coastal settings. Aluminium bi-folding doors give elegance and versatility to modern extensions.

UPVC Sliding Doors

UPVC sliding doors are popular for efficiency and practicality. Sliding horizontally on tracks, these doors open and close effortlessly. For spaces with restricted door swings, the sliding mechanism saves space. UPVC doors insulate well, making your addition energy efficient and pleasant year-round.

UPVC is low-maintenance. Durable and long-lasting, the material resists fading, warping, and rotting. You may complement your extension’s design with UPVC sliding doors’ many designs and finishes. UPVC sliding doors can be trendy or conventional and useful.

UPVC French Doors

UPVC French doors are perfect for your extension if you like the traditional style. Two panels swing out from the center, providing a spacious gateway that welcomes the outdoors. UPVC French doors with ornamental glass offer elegance to your home. Glass panels provide natural light into your expansion, brightening and inviting it.

UPVC French doors keep your expansion warm in all seasons. They also ventilate your home well. UPVC is durable and easy to maintain. UPVC French doors may enhance any addition, whether modern or historic.

UPVC Bi-Folding Doors

UPVC bi-folding doors offer versatility and UPVC advantages. UPVC doors with aluminium folding mechanisms. The bi-folding design lets you expand your extension completely, blending interior and outdoor environments. UPVC bi-folding doors cut energy use and utility expenditures by insulating well.

These doors are weatherproof because UPVC is. They resist fading, corrosion, and rotting, making them durable and low-maintenance. You may match your extension’s aesthetics with UPVC bi-folding doors’ many colours and finishes. UPVC bi-folding doors may give your addition an elegant, modern, or traditional aspect.

Crittall Style French Doors

Crittall-style French doors appeal to individuals who want classic elegance with a modern touch. These doors resemble early 20th-century Crittall windows with slim, beautiful frames. Crittall-type French doors provide elegance to any addition with their short sightlines.

Crittall doors are ideal for additions with beautiful views due to their wide glass panes. They fill your home with natural light, making it feel bigger. Crittall-style doors’ robust frames further increase expansion security.


Choosing extension doors influences beauty, usefulness, and practicality. Aluminium bi-folding doors connect interior and outdoor spaces, while UPVC sliding doors are space-efficient and low-maintenance. French and bi-folding UPVC doors are elegant and versatile. Crittall-style French doors give your addition a vintage-inspired, modern aesthetic. To improve your dream extension’s beauty and functionality, consider your tastes, architectural style, and practical necessities.