Window Quilt is the only window treatment that insulates as well as seals against drafts, providing an R-value of 5.51. (Detailed chart)
Air and moisture-tight fabric along with the 4- sided seal dramatically increases the insulating value of your windows or doors. (Infrared Photo)
The 5-layer Window Quilt insulating shade fabric blocks air infiltration and temperature penetration, cuts window heat loss up to *80% and and solar heat gain up to 86%. The layers of this unique fabric are ultrasonically bonded together in a
quilt pattern. The fabric is bonded not sewn to avoid perforating the airtight center layer. *Tested with shade over single glazing.
Winter
U-Vaue
R-Value
% Savings
Double Glazing
.56
1.8
0%
Dbl Glazing w/ Window Quilt
.18
5.51
67%
Low-e Glazing
.29
3.45
0
Low-e Glazing w/ Window Quilt
.14
7.14
52%
Summer
Shading Coefficient
% Savings
Double Glazing
.88
0%
Low-e Glazing
.82
7%
with Light Filtering Window Quilt
.23
74%
with Room Darkening Window Quilt
.14
84%
Noise Reduction
35%
Solar Reflective
.65
Infrared photography of identical side by side low-E double paned windows at exterior temperatures of 32 degree F. Red indicates greater heat loss.
