Wiper blades are like a leaky roof — you don’t think about them until it rains. Equally frustrating is having mud splashed on your windshield and only hearing the hum of the pump when you press the washer button.Keeping your wiper blades and washer fluid in tip-top condition might not be high on your maintenance list, but like that leaky roof, you’ll appreciate a clean, streak-free windshield the next time it rains.To extend the life of your blades on your plumbing truck or van, wipe off the rubber element with a damp paper towel to clear away dirt or debris
