Chances are good that someone will soon be knocking on your door offering a free roof inspection, and even a free roof! You heard me right – some companies tell you that they can replace your roof without it costing you a penny. It sounds like a sweet deal, but is it really?
Hail cannons, yes — you heard that right. They resemble a long bull horn and generate shock waves that travel at the speed of sound. These shockwaves are supposed to disrupt the formation of hailstones in their growing phase.