Sun making your home too hot? Here's how to stop it

Roller blinds are great for blocking the sun from reaching your home's interior. However, they also make the apartment quite dark. Photos: dpa

As beautiful as a sunny day is, it can also take a toll.

Rooms that receive direct sunlight, even at moderate outside temperatures, get hot quickly. But closing the curtains or pulling down the blinds and working in the dark with artificial light is also not the best solution.