Method 1: Vinegar and water
Method 2: Ammonia and water
Things you shouldn’t mix with homemade window cleaner
1. Ammonia and bleach are cleaning products that should never mix, so be sure to keep things simple and only use ammonia and water when cleaning windows and glass.
2. Vinegar can work wonders as a homemade glass cleaner, but there are certain surfaces you should never clean with vinegar, including dishwashers, marble countertops and waxed furniture.