Freshly painted walls can instantly brighten up a room, making a dingy space feel cleaner, brighter and more appealing. It’s also a far less expensive option than putting up new drywall or buying new furniture for a room, and for this reason, paint is often the first tool homeowners and renters turn to when looking to improve a space. Once you’ve taken the time to paint a room, keep it looking fresh with regular cleaning and maintenance. Preventive Maintenance for Freshly Painted Walls. Preventive maintenance means less time spent scrubbing later. Maintain a freshly painted look on your walls by keeping them free of dust and spots. First, vacuum walls with a soft brush attachment. Then wipe them down with a cloth-covered broom or mop (spray with a dusting agent for best results) or use an electrostatic dusting wipe. Wipe away fingerprints and other marks soon after they appear. Avoid …