In the winter you want that extra heat from the sun in cold parts of the country.
Marvin windows low e 366 glass.
The superior insulating capability of cardinal loē 366 is a key factor in the construction of comfortable windows for cold climates.
We have local energy rebates which require 0 30 or better so that would push me to the 366 glass.
This glass does not have a heavy tint to it so it is easy to see through and even performs better than tinted glass.
Basically i m comparing renewal by andersen and infinity by marvin.
Integrity by marvin loe3 366 glass is now a glazing option for the maker s windows and doors.
The better solution to your problem though would be to insulate your walls.
A higher performing low e glass with significantly improved u factors ability to keep heat inside of your home.
I am deciding between 272 argon vs 366 argon glass.
U value 0 31 shgc 0 33 vt 0 57 366 argon.
Thus why you likely want low e 270 if your house is cold in winter.
Mark from tekton home improvement shows different window glass options and shows how low e 366 glass can save energy and save m.
This glass has the best.
Its patented coating offers an ideal balance of solar control and high visibility.
The ultimate performance glass low e 366 provides the highest levels of year round comfort and greatest energy savings.
It seems as though the e3 366 glass is better in all the nfrc categories.
Can anybody tell me what makes low e4 glass any better than low e3 366 glass.
Extremely thin coatings of special low emissivity low e metallic material are applied to glass panes used in windows and doors to boost their energy efficiency.
I am strongly leaning towards the marvin integrity line.
Low e 366 prevents more of the sun from warming up the house than low e 270.
Does low e glass save energy.
The dramatic comfort improvement from windows with warm glass surfaces also means the relative humidity of the indoor air can be controlled and maintained properly.
Like other low e coatings loe3 366 helps keep heat inside during the winter and outside during the summer helping to lower homeowners energy bills.
Here are the stats.
The glass uses three layers of silver oxide to provide energy efficiency.
U value 0 30 shgc 0 20 vt 0 51.
It is used in conjunction with low e2 or low e3 and helps reflect radiant heat back into the room.
Blocking up to 95 of the sun s damaging rays low e 366 glass sets a new standard in energy performance.
From the research i ve done it seems that andersen s e4 only has the benefit of less water spots.