Best Window Brands For Home Improvement Projects In 2025

Are you looking to upgrade your home in 2024, and looking for the best brands to purchase your window upgrades from? EcoHaus is a partner of Rationel, Passivhaus, Velfac, Visiline, and Internorm, all of whom supply a wide range of window options for your home improvement projects.

In this article, we will be discussing the brands we offer at ecoHaus, and why they are some of the best options for your home in 2024.

Internorm and Passivhaus

At ecoHaus, we’re proud to supply Internorm and Passivhaus products to people across Surrey, Cambridgeshire, Wales and more!

Internorm offers Passivhaus windows that provide comprehensive thermal and energy efficiency with U-values as low as 0.62W/(m2K).

Passivhaus is a leading building standard, making your property low energy and comfortable whilst reducing your home’s carbon footprint. Internorm supply windows that are built to Passivhaus standards, with I-tec Glazing for additional security, stability and thermal efficiency. Triple glazing is also offered to assist with thermal efficiency. Passivhaus windows are also created with outstanding airtightness to avoid draughts in your home, which reduce your home’s energy efficiency; additional shading solutions ensure minimal excessive solar heat during the warmer months and can be supplied in your choice of uPVC, timber or aluminium.

Internorm Timber-Aluminium windows are fully customisable to your home’s design, and create a modern aesthetic for your home. Ecohaus offer both Internorm Timber-Aluminium windows, perfect for traditional or heritage homes looking for detailed design and modern functionality, and Internorm uPVC-Aluminium windows, an ideal option for busy homes looking for low maintenance window styles.

Get in touch with the team to discuss your Passivhaus window projects and for more information on how Passivhaus standards improve your property’s carbon footprint.

Rationel

Rationel is one of Europe’s leading window and door brands, supplying high quality windows to homeowners across the UK. Rationel offers two styles of windows for your home improvement window replacements: Auraplus and Formaplus.

Auraplus are the ideal window replacement solution for contemporary and modern homes. With their slim sightlines and sleek, minimal frames, Auraplus windows are a beautiful addition to any property. These windows are also made to last, with a long life expectancy of 83 years due to their external aluminium cladding. Auraplus windows also boast great thermal efficiency and noise reduction due to their excellent insulation.

Formaplus windows are the perfect addition to traditional homes, as they are designed to complement British architecture. The design of Formaplus windows with elements such as angled glazing beads and bevelled edges bring a timeless charm to this window style, perfect for classic homes. These windows are timber frames inside an aluminium covering, offering your home more thermal efficiency compared to traditional timber frames, which may rot or warp in severe weather conditions. They also come with multipoint locking systems throughout the window frame, giving you peace of mind when upgrading your home.

Rationel windows are customisable to your home’s needs and your personal aesthetic taste and can be created specifically for the measurements of your home, so the windows supplied to your home are perfectly fitted.

Velfac

Velfac offers the Velfac 200 Energy windows, a timber composite window that offers a sophisticated and stylish look and is installed with triple glazing for energy efficiency. The Velfac 200 Energy windows boast a slim sash design with additional glazing bars, if desired, to achieve a traditional aesthetic design.

The Velfac200 Energy windows have great security standards with multipoint locking systems across the window frame that are reinforced for additional security. They also offer high levels of thermal efficiency and are weather resistant to even the worst weather conditions.

Visiline

Visiline offers contemporary aluminium window solutions with ALU5 and ALU6 ranges, perfect for modern home designs.

for modern home designs.

• ALU5 & ALU5 View: These windows feature an airtight triple gasket system for superior insulation and noise reduction. The ALU5 View design includes a hidden sash, creating ultra-slim sightlines for a seamless connection between indoor and outdoor spaces. This enhanced insulation supports energy savings throughout the year.

• ALU6 & ALU6 View: Designed for maximum natural light, these windows feature triple glazing and PAS security compliance. Their sleek design makes them a top choice for modern home renovations. They combine a stylish look with great performance. Plus, you can choose from various frame colours and finishes to match any style.

Finding the Best Windows for Your Home

The best windows for your home ultimately depend on your priorities. Whether it is energy efficiency, durability or style, you can take comfort in knowing that windows like these will enhance comfort and add value to your property. 

Are you looking to upgrade your windows? Our team can help you find the perfect fit for your home improvement project. They will be happy to guide you through the best options. Contact us at 0800 612 6519 to explore your window solutions today.