a misted double glazed unit does not mean that you need a new window
Some companies may tell you that the entire window needs to be replaced, but this is not the case.
The double glass unit itself can be replaced without the entire window.
Credit: eGDC, LtdHow units are double layer glass units made of two pieces of glass.
These pieces of glass are usually separated by hollow aluminum rods (spacer bar)
, Two of which are longer filled with desiccant.
Then seal the edge of the device with a sealant.
The replacement of aluminum bar is the bar with built-in desiccant.
The desiccant in the Rod absorbs the moisture entering the device.
These devices are not air tight so moisture can enter.
Those units made of rods with built-in desiccant performance work exactly the same way.
As mentioned earlier, how the units fail, the units are not sealed, so the moisture will enter them.
If the equipment is not installed properly (
It is not placed on the spacers, so when it rains, the bottom of the unit will sit in the water)
More moisture will enter the unit.
Credit: eGDC, the desiccant inside the spacer bar will absorb any moisture entering the unit.
This, however, only absorbs limited amounts of water.
Once the desiccant absorbs as much water as possible, excess water will begin to appear inside the unit.
At first, this will be the condensation blocks that appear inside the unit, and if the windows are in direct sunlight, these condensation blocks will usually disappear and will only reappear after the sun leaves the unit.
More and more water will appear inside the unit, and it is well known that very little, the unit will collect water at the bottom of the double glass unit, sometimes several inches deep.
Once moisture starts to appear inside the device, the device fails and needs to be replaced.
The length of time required for this to occur varies greatly, and errors in assembly and manufacturing can speed up the process.
Equipment with double glass rarely guarantees more than five years
Although the framework itself usually guarantees 10.
If the unit fails before the end of the guarantee period, whether it is five years or ten years (
Or higher occasionally)
, It should be guaranteed by the guarantee and replaced free of charge.
If the company that installed the double glazing does not already exist, then it is difficult to claim the guarantee unless the company provides an insurance guarantee if the guarantee is provided by the insurance company and not the company that installed the window.
Replacement of UnitIf if the device is not guaranteed, or the company that installed the window has disappeared and no insurance guarantee is provided, the device will need to be replaced.
Unless you have any plans that are suitable for this unit, you will need a company to quote for the new unit.
You need to be careful here.
Large double glazing companies do not specialize in this type of work because it is not worth the time they take to do it.
A representative of such a company tells you that you actually need a new window instead of a new unit, which is much more expensive.
This is not the fault of these people;
They are sales reps, not assemblers or manufacturers, and often lack technical knowledge.
Their job is to sell double glazing instead of making or installing double glazing.
Even if this type of company gives you an offer, it can still be much more expensive than it should be, given their overhead.
What you are looking for here is a smaller professional company.
Find a company on your Yellow Pages (or similar)
In a classified advertisement for a local newspaper, or find a local company through a search engine, you want a company that does double glazing repairs.
These companies are usually very small sole proprietorship and have experience in replacing failed double-layer glass equipment.
The offer should be free and will be much cheaper than the replacement windows that big companies may recommend.
Credit: eGDC, it is possible for you to install a new unit yourself, but it may not be worth it.
Credit: eGDC, LtdYou need tools to do the job;
A glass hammer, a glass shovel and some glass Packers.
These can be purchased from a local glass supply company or online.
The glass Packer is available in various sizes and when it rains, keep the device outside of the water collected within the window frame.
You need a local manufacturer of double-layer glass units to purchase a new unit and you need the correct size, width and composition of the unit.
Credit: eGDC, judging these is not the easiest thing to do without experience.
The type and thickness of the glass can vary greatly, as can the actual total thickness of the unit.
In addition, the window can be internal or external beads, the difference is whether the beads are installed inside or outside the window, and the external beads-type window can be fixed with a seat belt or rubber gasket.
The safety tape is a solid, compressed double sided tape that sticks the double glazed unit to the window frame and needs to be sliced with a knife so that the unit can be removed.
Credit: eGDC, Ltd. this is just two main types of uPVC windows;
There are also aluminum frames that may require partial removal of window frames, as well as wooden windows that can be fixed with beads, putty, or a combination of three.
Despite the advantages of hard wood windows, the convenience of replacing faulty parts is not one of them.
Credit: eGDC, ltd to measure the width and height of the double glass unit in the uPVC window frame, you can measure it from the bead channel on one side, which is the connection between the window bead and the window frame, in the same place of another window.
For most uPVC windows, 10mm will then be deducted from it.
This is done for both width and height, both inside and outside of the window in bead shape.
The overall thickness of the unit is more difficult to measure.
This can be done with an experienced naked eye, but in addition to this, it is easiest to use a pair of calipers or electronic detectors to judge the thickness.
This will only work if both sides of the window are accessible.
The common thickness of UPVC windows is 28mm and 20mm, although many other sizes are possible, especially wooden and aluminum frames.
The interval bars that partially determine the overall thickness of the unit also have different colors.
Finally, there is a glass in the window.
It may be patterned and needs to match the same pattern.
Especially in the UK, recent equipment may be made of inner glass made of low E energy-saving glass. 
Low E glass can be detected using an electronic device, but it can be judged by what tones are added to the white object seen from the other side of the device.
Dirty shades of yellow and purple will reveal the most common low E glasses.
Glass may also be tempered safety glass.
This is required in doors, window units close to doors, and units below a certain height of the floor.
If one side of a unit is below this height, then it only needs to be made one side with tempered glass.
If you know what you\'re doing and have experience with it, it\'s a simple job.
It is not difficult to learn.
The biggest problem is to judge the size, thickness and composition of the unit you want to replace.
This may not be worth trying, though.
Large equipment can be too expensive, there is no risk of error, the cost savings of replacing a small device may be lower than the cost of the tool you need to buy. B05165400 -