Indow window inserts seal out harsh weather and keep the comfort inside.
“As soon as they installed Indow inserts the chill disappeared.” Amy in Portland
Superior Weather Sealing
Save Money & Energy
Indow inserts save around 20% on your heating bills. That’s as much as high-end replacement windows.*
“The Indow inserts are absolutely fantastic. My utility bill has gone down $100 a month.” JR in Maryland
Indow window inserts perform well because they create an insulating air pocket against your existing windows. Plus, our Compression Tube outperforms most replacement windows in blocking cold drafts and hot air infiltration. With Indow inserts in your windows, you will feel so comfortable you won’t touch that thermostat.
* The US Department of Energy and Portland State University have conducted independent studies that showed homeowners saving around 20% on their heating and cooling bills. The studies were conducted in the Northwestern USA on older homes with single-pane windows.
Indow inserts create a deal air pocket against your existing windows. This gives you insulation performance equivalent to standard replacement windows.
Indow window inserts are sold nationwide through our network of independent, factory authorized dealers and directly to customers where no dealer is present.