Use Nature to Cool your Home

Many years ago, we came up with an idea to keep our house cool in Summer that used Nature instead of expensive, electricity consuming air conditioners. We have five cats and since several of them are indoor cats, we could not leave our windows or doors open in the searing heat, so we came up with an idea that meant we could leave the windows or doors open while keeping everyone secure – the result was a grate made from inexpensive materials that fit the purpose, and we want to share it to help all of you in flats and….