Fiberglass windows actually have less insulation than vinyl windows which can lead to leaks and air infiltration.
Which is better fiberglass or vinyl windows.
Fiberglass is up to eight times stronger than vinyl which means that with care it can last significantly longer.
In terms of strength and durability fiberglass is not only much stronger than vinyl and wood but it also will last longer due to the nature of the material a combination of molten glass fibers and resin.
Since vinyl is not as strong as fiberglass more material is needed for the frames.
Of the two materials vinyl is the less expensive option.
There are several other reasons fiberglass should be considered for your home s or commercial building s windows.
This helps create an airtight seal and prohibits any outside air from leaking into your home.
Well designed vinyl windows will have multiple chambers within the frames that feature foam insulation.
Both vinyl and fiberglass tend to outlast wood as they don t rot or decay from moisture or insect damage but fiberglass is the hardiest choice.
The reason for fiberglass superior strength is its makeup.
This means that vinyl window frames are slightly thicker than fiberglass impinging on valuable glass space.
Fiberglass windows provide more glass space than vinyl windows.