Tragic home fires are devastating but they can be prevented with a properly working fire detection system. At Sentry Fire & Safety Services in Chatham, w help keep you, your family and your property safe from fires with our fire alarm services and repairs. As safety supply specialists, we offer CO2 re-charging services, as well as fire alarm verifications and more. We also supply fire extinguishers and first aid kits, as well as various system testing services and inspections. What's more, we're available for urgent matter by phone, 24/7. more... See more text