The gasket, the windshield, and the car body are bound together with a special adhesive. This strong adhesive allows the windshield to stay in place and also creates an air and water-tight seal. Even if a automobile windshield chip repair is not cracked, it is sometimes necessary to replace the gasket because they can rot and deteriorate over time.

Park your vehicle in a garage or under a shelter. If possible, park your vehicle in an area where it will be insulated from the harsh environment. This will not only protect it from ice, but from falling limbs or other hazards this time of year.
Warranties may not seem important, but they really are when it comes to windshields and automobile windshield chip repair. A reputable company will certainly stand behind their work and have no problem guaranteeing that work. Any future incident could be the result of work that was not done well and you want to make sure that you have a recourse that will not have additional costs.
As a windshield installer for the past thirty five years, let me give you three good reasons not to repair your windshield. As windshield repair is a gimmick in my opinion.
BUT if they hesitate or ask questions, and more often than not, they will call you back and say, Hey wait a minute, come back (IMPORTANT FOR YOU TO APPEAR TO WALK AWAY. IT IMPLIES, NO PRESSURE, AND PEOPLE DO NOT LIKE TO BE PRESSURED OR SOLD).
To further strengthen the windshield, the auto glass is subjected to a tempering phase. The sheet is heated to a temperature of 1565 degrees Fahrenheit or 850 degrees Celsius. It is then subjected to blasts of cold air. A piece of PVB plastic is sandwiched between two pieces of auto glass. The sandwich is heated inside an autoclave. This bonds the components together tightly and removes any trapped air.