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Published on November 29, 2023 10:16 AM

Breaking Window News! The Superior Tried and Tested Performance of Colin’s Spectus uPVC Sash Windows: Durable, Energy-Efficient Double Glazing and Elegantly Designed

The Spectus uPVC sash window, available at Colin’s Sash Windows, stands out as one of the top sash windows in the industry, a fact underscored by its recent exemplary performance in weather testing.

These tests evaluate windows based on their air tightness, ability to resist water penetration, and durability against wind. The Spectus model impressively withstood winds of up to 120mph, earning a high 1200 wind resistance rating. In water resistance tests, it showed no leakage even when subjected to eight litres of water per minute over 40 minutes, achieving the advanced Class 6A rating.

Air tightness tests, which measure a window’s air loss or gain, also demonstrated the Spectus window’s superior quality. It achieved the top-level Class 4 rating, significantly surpassing the UK’s standard Class 2 requirement for windows. This high rating is particularly beneficial for homeowners seeking to enhance energy efficiency and reduce monthly expenses.

Spectus profile
Spectus 70-30 split
Colin’s Sash Windows’ Spectus sash window includes unique weather-proofing features like multi-chambered frames and sashes, and a standard ‘A’ Window Energy Rating (WER). Its design also includes an attractive weatherbar and an integral window cill with an internal upstand, offering additional protection against the elements.

These features collectively demonstrate the window’s consistent performance, durability, and strength throughout the year.

Colin Greenslade, Founder of Colin’s Sash Windows says “In an era where climate patterns are increasingly unpredictable, Colin’s Spectus uPVC sash windows present an ideal solution for homeowners looking to fortify their homes against the elements. The unique design and advanced features of these windows make them perfectly suited to withstand the unusual and often extreme climate conditions we face today.

Firstly, the robust construction of the Spectus sash window is key to its resilience.

Built to endure, these windows have been tested against formidable wind speeds of up to 120mph, demonstrating their ability to stand firm in the face of violent storms and gales that are becoming more frequent with changing climate patterns. This wind resistance not only ensures safety but also preserves the integrity of your home during harsh weather.

Moreover, water tightness is another critical aspect of the Spectus window, especially in regions experiencing increased rainfall or sudden downpours. The window’s impressive performance in water resistance tests, where it showed no leakage under rigorous conditions, means that it can effectively protect your home from water damage. This feature is particularly valuable in preventing the dampness and mould issues that often accompany heavy rains.

Air permeability is an equally important feature, considering the growing need for energy efficiency in the face of temperature extremes. The Spectus window’s top-tier air tightness rating is a testament to its ability to maintain a comfortable indoor environment, whether it’s blocking out the chill of a cold snap or keeping cool air in during a heatwave. By minimizing air leakage, these windows play a crucial role in reducing energy consumption and keeping heating and cooling costs manageable.

Lastly, the aesthetic appeal of the Spectus sash windows by Colin’s doesn’t compromise their functionality. While offering superior protection against diverse weather conditions, these windows also maintain a stylish, timber-like appearance. This blend of practicality and elegance ensures that homeowners don’t have to sacrifice curb appeal for resilience.

There is no doubt our Spectus uPVC sash windows are a top-tier choice for modern homeowners facing the challenges of today’s unpredictable climate. Their strength, water tightness, energy efficiency, and aesthetic appeal make them a wise investment for a comfortable, secure, and stylish home, no matter what the weather brings.”

White spectus uPVC- inside view
Colin Greenslade
Written by Colin Greenslade
I'm the founder of Colin's Sash Windows. I disrupted the sash windows market in the UK in 2014 by introducing fixed prices for uPVC sash windows in the UK. Before this they were generally only available at very high prices through window installers. Today our business is one of the market leaders in supply only windows, doors and roofs in the UK.

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