





Business: 616.878.5588 · Toll Free: 888.289.8878 · Fax: 616.878.4010
889 76th Street SW, Suite 24 · Byron Center, Michigan 49315

Q: How can I help ensure my family’s safety?
A: Here are five useful tips:
Q: How are windshields built?
A: Windshields are constructed using a technology called glass laminating and are held together by a high-strength vinyl called polyvinyl butyral (PVB).
Q: How thick must a windshield’s PVB be?
A: PVB must be .030 of an inch thick in order to hold the occupants in the vehicle. PVB must also be flexible in order to reduce injury if a person is thrown into the glass. All currently fabricated windshields use this specification to satisfy federal motor vehicle safety standards for vehicle manufacturers.
FAQs