Quality glazing has a significant impact, keeping your home warmer and your bills lower. But what exactly makes double glazing energy efficient? On this page, our domestic and commercial door installation company explains the three main factors which contribute to the performance of our products.
With over 30 years of experience in manufacturing and installing windows, doors, and conservatories we ensure expert quality and performance, meeting your requirements. Among other things, our skillset covers uPVC windows, aluminium windows, aluminium doors, bi-fold doors, patio doors, French doors, composite front doors, new fire doors, and various conservatory styles.
Covering Burgess Hill and all surrounding areas from our base in Horley, we offer sustainable windows and doors to customers in the South East. We work on homes of every size, age and design, and are sure to have the perfect solutions for your property.
Introduced in 2004, the Window Energy Rating (WER) system assigns grades from A to G, with A being the highest rating. Since 2010, replacement windows must have a minimum WER rating of band C to comply with building regulations. A Door Energy Rating (DER) system was introduced in 2011 to grade folding doors, composite front doors, and all other types of doors.
Read on to learn more about WER and DER ratings.
U-value measures how easily heat can pass through a material. The lower the U-value, the greater the insulation provided by the material in your property. For example, modern double glazing can achieve a U-value as low as 1.4W/m²K (heat loss in watts per square metre of material), while triple glazing can reach 0.6W/m²K.
At Future Windows, we ensure that the glazing in all our products has an excellent U-value for optimal thermal performance, alongside low U-values for other materials. This applies to our:
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