Double Glaze your Windows

DIY Fact Sheet DIY fact sheet

- 15% reduction in a home’ annual electricity costs.

A low cost way to double glaze A low cost way to double glaze your windows your windows

tting sunlight into your home in winter is a great way to warm it up.

However, regular single glazed windows are very poor insulators, so in most homes, this natural heat gain is lost. Double glazed windows reduce this m by effectively insulating your windows. This results in lower heating and loads for your home.

Double-glazing film can achieve a 30% saving in cooling Double-glazing film air conditioning usage, can equating achieve ato 30% saving about in cooling air reduction conditioning 10-15% in a home’s annual usage, equating to about 10 electricity - 15% reductioncosts. in a home’s annual electricity costs.

glazing is often thought of as a high-cost energy efficiency measure ng complete replacement of windows. However, there are lower cost opvailable, including applying double glazing films to existing windows. This st between $60-$100 per square metre depending on performance needed m type, whereas installing shading devices can be anything from $150+ per metre and installing new double-glazed windows can cost around $800+ uare metre. It is definitely the cheaper option and is easy to do yourself!

OUTER SKIN PANE OF CLEAR GLASS SEALED AIR SPACE (the insulating layer) INNER SKIN: SHEET OF ClearComfort MEMBRANE

double-glazing films work

-glazing films work by reducing the amount of heat energy transmitted through into your in home in winter away great way toit warm hich reduces heatsunlight gained in home summer and lost iniswinter.

Lettingetting sunlight into your winter is a great to warm up. it up.

L

However, regular single glazed windows are very poor insulators, so in most However, regular single glazed windows are very poor insulators, so in most homes, this natural heat gain is lost. Double glazed windows reduce this homes, this natural heat gain is lost. Double glazed windows reduce this problem by effectively insulating your windows. This results in lower heating and problem by effectively insulating your windows. This results in lower heating and cooling for your home.

-glazing film loads can achieve a 30% saving in cooling air conditioning usage, cooling loads for your home. Double glazing is often thought of as a high-cost energy ng to about 10 15% reduction in a home’s annualofelectricity costs. there are efficiency measure requiring complete windows.

However, Double glazing is often thought of as areplacement high-cost energy efficiency measure lower costcomplete options available, including applyingHowever, double glazing to existing windows. requiring replacement of windows. there films are lower cost opThis can cost between $60-$100 perdouble squareglazing metre depending on performance needed tions available, including applying films to existing windows. This can between $60-$100 pershading square metre on performance needed and cost film type, whereas installing devicesdepending can be anything from $150+ per and filmmetre type,and whereas installing shading devices can be anything from $800+ $150+ per square installing new double-glazed windows can cost around square metre and Itinstalling newthe double-glazed windows around $800+ per square metre. is definitely cheaper option and is can easycost to do yourself! per square metre. It is definitely the cheaper option and is easy to do yourself!

you know?

TRANSPARENT TAPE FORMS AIRTIGHT SEAL

General instructions to apply double glazing films.

General instructions to apply double glazing films*^:

How double-glazing films work

How double-glazing films the work Double-glazing films work by reducing amount of heat energy transmitted through Double-glazing films work by reducing the amount of heat energy transmitted through glass which reduces heat gained in summer and lost in winter. glass which reduces heat gained in summer and lost in winter.

Did you know?

Did you know?

Double-glazing film can achieve a 30% saving in cooling air conditioning usage,

Double-glazing film can achieve a 30% saving in cooling air conditioning usage, equating to about 10-15% reduction in a home’s annual electricity costs. equating to about 10 - 15% reduction in a home’s annual electricity costs.

General instructions to apply double glazing films*^:

How to install What you need > Double glazing film. A clear 1 Measure your window frame and cut film to fit the size with a little extra around. plastic film that goes over your window frame creating a sealed 2 Clean and dry the window frame (where you will apply the film). air space while still allowing light to pass through like nor3 Apply the double-sided tape to What you need How to install mal. the outside edge of the frame and > Double sided adhesive tape nn Double glazing film. A clear plastic 1. Measure your window and you are leave the linerframe intact until (usually supplied with a kit) happy with the placement of the film that goes over >your window cut film to fit the size with a little Hair dryer tape then remove the liner. > Sharp blade or scissors frame creating a sealed air space extra around.

while still allowing light to pass through like normal.

2. Clean and 4dry the window frame Lightly press the film to the top

of the window. your way Key points to consider: (where you will apply theWork film).

nn

nn nn

down the sides to the bottom of Whentape considering which product Double sided adhesive the window making sure the film 3.

Apply the double-sided tape to the to buy, it is important to keep in (usually supplied with a kit) kept tight and wrinkle free. mind that some can also reduceoutside edgeisof the frame and leave Hair dryer the amount of light entering the liner intact until you are happy through the window, which could 5 Use a hair dryer to shrink the film Sharp blade or scissors of the tape then potentially lead to using more with the placement and make it taut. Work your way artificial lighting. remove the liner. up and down the entire surface

Key points to consider:

of the film making sure that the

There is the ‘Window Energy 4. Lightly presshair thedryer filmdoes to the ofit. Do nottop touch When considering which product Rating Scheme (WERS) for Film’the window.this untilyour all wrinkles and creases Work way down the to buy, it is important to keepprovides in which accreditation to disappear. sides to the bottom of the window particular mind that some can also reducecompanies and their making sure the film is kept tight and products, and includes a star ratthe amount of light entering 6 Trim the excess film around the ing for the performance of each.wrinkle free. outside of the tape with scissors through the window, which could Visit http://www.wers.net/wersforor a blade. film for details of current accred5.

Use a hair dryer to shrink the film and potentially lead to using more ited products. make it taut. Work your way up and artificial lighting.

7 Once installed, the film can be surface of the film You could also do an internet down the entire cleaned with a damp cloth if search to find other products ormaking sureneeded. that the hairwish dryer does the There is the ‘Window Energy If you to remove visit the Window Film Associa- not touch it. film, heat the tape with a hairDo this until all wrinkles Rating Scheme (WERS) for Film’ tion of Australia and New Zealand dryer and carefully peel it off. and creases disappear. which provides accreditation to www.wfaanz.org.au if you want to findtheir an accredited installer if you particular companies and 6. Trim the excess film around the not wish to do it yourself. products, and includesdo a star rating outside of the tape with scissors or for the performance of each. a blade.

Visit http://www.wers.net/wersforfilm 7. Once installed, the film can be for details of current accredited cleaned with a damp cloth if needed. products.

If you wish to remove the film, heat the tape with a hairdryer and carefully You could also do anMore internet information: peel off. Zealand www.wfaanz.org.au Window Film andit New search to find other products orAssociation of Australia Window Energy Rating Scheme (WERS) for Film www.wers.net/wersforfilm visit the Window Film Association of Australia and New*These Zealand are basic instructions and are intended to demonstrate how easy it is to install double-glazing films to your windows. Please follow the of the product that you purchase when installing. www.wfaanz.org.aumanufacturer’s if you want instructions to ^Council does not recommend any particular brands. The use of the above images are for information and education purposes only and should not find an accredited installer youto make decisions on which product to purchase. be relied if upon do not wish to do it yourself.

The hills shire CounCil 3 Columbia Court, Baulkham Hills NSW 2153 PO Box 7064, Baulkham Hills BC 2153 Phone Facsimile

02 9843 0555 02 9843 0409

Email council@thehills.nsw.gov.au www.thehills.nsw.gov.au

Resources Window Film Association of Australia and New Zealand www.wfaanz.org.au Window Energy Rating Scheme (WERS) for Film www.wers.net/wersforfilm *These are basic instructions and are intended to demonstrate how easy it is to install double-glazing films to your windows. Please follow the manufacturer’s instructions of the product that you purchase when installing.

Prepared by Steplight on behalf of The Hills Shire Council. Reproduced with the permission of The Hills Shire Council.