Placing a waterproof mat inside the front door of your home, where boots and other wet items can be taken off, will keep winter’s salt and sand off from damaging hardwood flooring. It isn’t unusual to track the gritty sand indoors. Regularly sweeping hardwood flooring during the winter can prevent this residue from damaging the floor. Hollis, NH Resident Seeks Advice A Hollis resident was concerned about protecting her new hardwood floors from salt and sand tracked into her home. …