Have a general question or comment about B&W Inc., Our Services, or Our Staff? Use the information below to contact us! Hours or Operation: Monday - Friday: 8am - 5pm Phone/Fax: (717) 566-4022 - Phone (800) 622-2493 - Toll Free (717) 566-4028 - Fax Mailing Address: 8100 Adams Dr. Hummelstown, PA 17036 Email Addresses: questions@bwhvac.com