Why We Do We Love Replacement Double Glazing Sealed Units (And You Should, Too!)
Replacement Double Glazed Units
Over time, double glazed units (or sealed units as they are usually called) will break down. This usually happens when the insulating properties of the inert gas that is between the glass panes break down.
It is crucial to replace a damaged or broken window to ensure that your home is energy efficient and well-insulated. The task is relatively simple and easy.
Installation
If the window has been properly installed, the new window will fit firmly in place and sit comfortably inside the frame. If the new unit isn't the same thickness as the older one then you may need to adjust the existing "packers" (usually red or blue slips of plastic) inside the frame to ensure that it is properly placed. If you're unsure of how to do this then consult your installer or the instructions provided by the manufacturer for guidance.
A high-quality replacement double glazed seal will be made to exacting standards and will fit into your frame with a minimum of hassle. A tiny mistake can have a huge impact on your window's performance.
Modern double glazed units are a great energy efficient addition to any home. They apply argon between the panes glass to insulate and cut down on the amount of heat that escapes from your home during cold winter.
However, in some cases, these units can fail or have problems with their seals. This usually occurs when moisture is introduced into the air cavity of the glass and creates condensation between the panes. The presence of moisture in the window's cavity is not just unsightly, but also reduces the efficiency and effectiveness of the glass unit.
Look for a fogginess or misty appearance in between your window panes. This could be a sign that the seal between the two panes of glass has broken down and water is entering your living spaces.
The first step is to remove the glazing beads from around the edges of your window. It's difficult and messy, but it's worth the effort because you will have access to the wedge gasket which holds your glass in position. It is essential to remove the beads carefully to ensure they don't break. It is advisable to ask for help. be helpful at this stage. Once the beads are removed allow the sealed unit to drop slightly from the frame. With a helper hold it in position while you measure it accurately width, height and also the thickness. This is important because it determines the size of the wedge gasket that you will need to cut for the double glazed unit.
Checking
Double glazing units, or sealed units as they are usually called, can degrade over time. This is usually due a leak in the seal, which lets condensation and moisture into the space between the panes. This affects the ability of the window to keep cold air out, warm air generated by the home's heating in, and solar energy from the sun inside.
The failure of seals can cause draughts within the home. It is essential to check regularly your double glazed windows for signs of failure. If you see water or mist forming between the glass, it is an indication that the seal is failing and a new unit should be installed.
It is crucial to replace the sealed unit with the correct size. The uPVC frames on which the sealed unit is positioned have a tiny tolerance for movement, meaning that even a few millimetres can affect the performance of the windows. Consult a professional or the guidelines that is provided by the manufacturer to ensure that you get the correct size.
Place the new unit into the frame with the assistance of a partner. It is vital to do this in a secure spot since the glass is fragile and could fall out and break. After the sealed unit is secured in the frame, reattach any packers on the bottom of the frame, and then put the glass beads in their original position. Once you have done this give the whole window a visual examination to make sure there are no gaps or misalignments that could impact its performance.
You may also need to apply a bit of sealant around the perimeter edge of the frame to stop it from moving in the future. It is also a good idea to check the thickness of the glass unit. Double-glazed units are available in various thicknesses. Making the wrong choice can have a negative impact on the u value of your home.
Sealing
Double glazing is a fantastic option to boost your home's thermal efficiency and provide improved sound quality by cutting down on the transfer of sound. Over time, the seals of the glass may wear out resulting in misted or drooping windows. In these situations replacement is required. It is recommended to collaborate with an experienced double glazing contractor who can help choose the right glass products as well as ensure precise measurements, and ensure proper installation.
The first thing that needs to be done when replacing the sealed unit is to clean the frame. You can use an old paint brush (4 inches is the ideal size) to clean the frame by removing dust and cobwebs which have built up in the frame over time. When the frame is clean, it's best to give the new seals a thorough clean too. The most efficient method to do this is to pull out the gaskets on the Wedge by placing your fingers on the edge and pulling it out until you reach the point that it overlaps with the friction joint. You should also make notes of the length you require for your new seals since it will be helpful when cutting them to size.
Once the gaskets are cleaned and the frame is clean, it's time to install the sealed unit. It's a great idea to remove the beads (the UPVC frames clips that are used to hold the glasses) and measure the size of them. This will ensure that the seal is built to the correct size and will not leave gaps around it.
After the beads are put back in, you can begin with the top one and move down to the others. After sealing the units, you must not contact them for several hours because the silicone sealant needs to harden and set. I usually leave it for about 6 hours prior to handling but this could differ based on your silicone sealant's set times.
Finalization
After the double-glazed unit is securely seated within its frame and is sealed, it's time to seal and finish. This isn't just an actual finishing touch to the project it also signifies that your home is well-equipped to stand the test of time after the new, secure guardian is installed.
The first step involves cleaning the frame and removing any glazing beads strips or other materials that were used to secure the old glass. The frame is then cleaned of dirt, old sealant and glazing tape. This process also renews the aluminium or timber frame. This is also the moment to make any small repairs using wood filler and sanding, in the event that it is necessary. For more serious damage, you should consult an expert.
The spacer tubes will then be filled with desiccants to take in any moisture that could have accumulated between the two panes during manufacturing or over time. This is the standard procedure for a warm edge seal. Thermoseal Group stocks a range of desiccants, as well as manual and automated dispensers for desiccant.
After the spacers have been filled with glass, the frame and glass are sealed with a high-performance silicone specifically designed to withstand Australia's tough climate. The sealant creates an airtight seal that is both durable and flexible that can expand and contract without breaking. It is crucial to choose the right thickness since any gaps could affect the thermal performance. Ask a professional for advice or refer to the manufacturer's manual in case you're not sure about the right thickness for your.
The last step is to apply an additional sealant, usually polyisobutylene (PIB) or similar products. patio door seals replacement 's applied to the outside edges of the frame, where it creates a secondary seal that's capable of repelling moisture and prevent air penetration, helping to increase the efficiency of energy.
The frame is coated with aluminum cladding. This protective coating will endure the elements and keep your frame looking brand new for many years. It's a smart investment in the long-term durability of your home's frame, particularly in the case historic homes or federation homes, where timber frames are prone to rot and degradation.