3M Indoor Insulator Kit, 2-Window

3M Indoor Window Insulator Kit

The perfect window insulation kit and for use with 2 windows. 3M is a top brand ensuring your house is properly insulated from the cold. Included: (1) 5.16′ x 7′, (2) rolls of tape each 1/2″ x 500″. Insulates two 3′ x 5′ windows. Lowers heating costs and saves energy. Applies easily, shrinking tight, wrinkle-free and clear on glass. Increasing the R-value of single pane window by 90%.

Amazon Prime eligible.