Here are 25 facts about double glazing some that you will recognise and some that you might not have heard before!
- Double glazing consists of two panes of glass to make a sealed unit.
- The gap between two panes of glass provides insulation against the cold.
- Energy efficient double glazing keeps your home warmer, quieter and reduces your energy bills.
- Double glazing makes your home more comfortable by reducing draughts and cold spots.
- Standard double glazing saves £120 to £160 each year when compared with single glazing. Better versions of double glazing will save even more!
- Double glazing can reduce condensation on your windows.
- The most energy efficient type of glass is low emissive (low E).
- Efficient windows use Argon gas to fill the gap between the two panes of glass.
- Pane spacers are set around the edges to keep the panes part. Spacers that contain little or no metal are best; this is called ‘Warm Edge’ technology.
- uPVC stands for unplasticised polyvinyl chloride.
- uPVC frames last a long time and can be recycled.
- Wooden frames require maintenance whereas uPVC is maintenance free.
- Windows can be given an energy rating A-G just like household appliances in your home.
- The whole window (glass and frame) is assessed on its efficiency at retaining heat.
- Double glazing can cause condensation to build up in your home this is because replacement windows are probably more airtight than the original frames.
- If you see condensation between the panes of glass in double glazed units then it is likely the seal is broken and they will need to be replaced.
- If you live in a conservation area this does not mean you cannot install double glazing, you might just need to get windows that compliment the character of the building and area.
- You can keep period features such as sash windows and have double glazing.
- FENSA stands for Fenestration Self-Assessment Scheme, Finesse Windows is a FENSA approved company and membership allows us to give a 10 year guarantee.
- Double glazing window installers are required to have gained their MTC (Minimum Technical Competency) qualification since May 2014. All installers at Finesse Windows have their qualification.
- Double glazing is thought to have emerged in Scotland around 1870. Early double glazing consisted of a second sheet puttied onto an existing window.
- Two layers bonded to create a single unit was invented in USA around 1930.
- Haven created Thermopane which epitomised luxury and sophistication in the 40’s and 50’s and was the first proper type of double glazing.
- In the 70’s double became popular as there was an energy crisis (oil embargo) and home owners became much more aware of trying to make their homes more energy efficient.
- This led to the creation of many double glazing companies – Finesse Windows has been in business since April 1981.
Double glazing will continue to rise in popularity as new innovations enter the world of windows in a quest to make our homes more energy efficient.
Please do not hesitate to contact Finesse Windows if you have any questions about double glazing or any of products.