What does IGU glazing mean?
Insulating glass units
Insulating glass units, or IGUs, are designed to keep homes warmer in the winter and cooler in the summer. An insulating glass unit commonly consists of two (sometimes more) panes of glass separated by a spacer material and sealed together at the edge.
What can I use instead of glazing points?
An alternative to putty: Mitered moldings Set the glass in place over a light bead of latex caulk. There’s no need for glazing points. To nail the moldings in place, you can carefully drive in tiny brads with a hammer or carefully shoot in brads with a pneumatic brad nailer.
How do you remove old glazing points?
You can do this by using a wood chisel and a putty knife to scrape and pry off any of the old glaze and putty. If you insert the chisel between the putty and the glass you should be able to pry most of it off. The glaziers points are metal triangles and they are pretty small.
How long does window glazing last?
If glazing compound was properly installed around the glass of your windows, it should last 30 years. This 30-year life depends almost entirely on how well the paint on the sash and the glazing compound has been maintained. Many house and building owners remove only glazing compound that is visibly loose.
How many glazing points does a window need?
Use two glazing points per side for small windows and position glazing points every 10 inches for a larger window.
What are glaziers points?
Glazier Points hold glass in sash or wooden frames and can be inserted with a putty knife. The unique bonding process of glazier points eliminates point driver jamming due to wax build-up. The wax-free points provide better holding power for picture framing and glazing. Glazier points easily push into place.
How do you remove old hard putty?
To soften any hard putty you can use a heat gun. Heating the putty up will cause it to go soft and make removing it much easier. Run the heat gun over the putty from side to side, being careful not to concentrate any heat in one spot for too long as if glass gets too hot it will crack.
How do you soften old window glazing?
Putty knives are useful for restoring old glazing compound as well as applying softened product. Probe the glazing compound with putty knife or your finger. If it’s stiff but somewhat pliable, remove about 1/2 cup of the product and work it with your hands, as you would with modeling clay, until it warms and softens.
What kind of glass is used in IGU?
Tough Glass offers two IGU products: ToughEco™ and ToughEco™ Plus. Glass – Glass in an IGU is used to provide natural light and maintain internal temperature conditions and protection from outside conditions. Spacer Bar – Glass panels in an IGU are separated by a ‘spacer’.
What can an IGU be used for in a commercial building?
IGU’s are used in residential as well as in commercial buildings. Some of the common commercial applications include vertical glazing, sloped glazing, overhead glazing, skylights, and both vision and spandrel (non-vision) areas. Depending on the type of glass used, an IGU can be designed for: Light and solar control. Sound control.
Which is better IGUs or single glaze glass?
The lower the number, the better the insulating qualities of the glass. If you require sound proof glass, IGUs have many benefits compared to single glaze windows, one of which is its sound insulating ability.
Is the IGU edge visible from the outside?
The entire IGU edge may be exposed and readily visible from the exterior of the building. Spandrel IG– an IG unit in a non-vision area of a building, only viewable from the exterior. Appearance Guidelines Glass Edge Quality Captured Not applicable, as the glass edge is not visible. Structural Silicone Glazed (SSG)