How to Block Heat from Windows?

The trick is to use the right type of window shades to block the heat and to install them as close to the glass as possible to get the maximum benefit.

For insulation purposes, cellular or honeycomb shades are the most effective.

The honeycomb shape helps to trap air, reducing your solar heat gain.

Will aluminum foil block heat from Windows?

Tin foil works effectively to block radiant heat. Because of this, some people use it to block the heat of the sun by securing it over windows. Because tin foil is resistant to heat, it prevents much of the sun’s heat from entering the house.

How do I stop my window from heating up?

To reduce heat exchange or convection, draperies should be hung as close to windows as possible and fall onto a windowsill or floor. For maximum effectiveness, install a cornice at the top of a drapery or place the drapery against the ceiling. Then seal the drapery at both sides and overlap it in the center.