The reason that cracks often start on the edges of the automobile windshield chip repair is because the edges are the structurally weakest area. The frit is on the glass because it keeps the ultraviolet light from the sun away from the polyurethane seal that holds the windshield in the frame. Without the frit, the windshield would quickly start leaking or just pop out of the frame of the car.
Also, flush your radiator and change your engine coolant every two years. The summer season can be very hard on a vehicle's cooling system so inspect your radiator for signs of leaking or corrosion. If you're not sure, have your mechanic check the radiator core to make sure it is not plugged or at risk of imminent failure. Check and fill other fluids necessary for your vehicle's performance, to recommended levels. These may include power steering, transmission, brake, radiator, and battery. Also, top off windshield wiper fluid. Don't wait until you need it, to do that!
To change the entire windshield will cost the car owner hundreds of dollars. If they decide to bring the car to a car shop for windshield repair, they will spend more money. Repairing a windshield at home only takes an hour of dedicated work, and it is extremely easy to repair cracks and chips.
Some technicians might rip you off by suggesting a brand new windshield when in fact all you need is have the crack fixed, so make sure you examine the damage. A small crack of up to six inches long can definitely be repaired. Repairing the crack or chip rather than replacing the whole windshield especially when you can help it is best because it's safe and less expensive. In addition, you can maintain the factory seal of the windshield. windshield repair can take no more than 30 minutes of labor. If it suspiciously takes longer, be careful because the technician might be tricking you.
If the crack looks exactly the same when completed, it's very likely the technician didn't inject the resin properly. A properly completed repair with cause each area of the damage to disappear from at least from one angle of vision (ex: looking from one side, looking from below, looking from above, etc.).
Windshield replacement can be very expensive, and you obviously want to be absolutely certain it is a necessity before doing so. If you can get by with a simple repair, go for it. If not, make sure you take your time and go with a company that will do a quality job. The windshield replacement could cost more upfront, but the long term benefits will be worth it.