The name that's synonymous with top quality comfort and steadfast dedication Allyn Services. For 60 years, Long Islanders have called on Allyn for premier heating, fuel efficiency analysis and alarm services. We've gladly answered that call, and were proud to be the most trusted, valuable and unique service. We call this service our TankSure Program. We can now monitor and test your above ground fuel oil storage tank with our new ultrasonic testing equipment and tank analysis software. Fully qualified, our technicians are the top experts in the industry. Each is highly skilled in all areas, and they attend ongoing training courses to ensure their proficiency with the latest equipment and technology. Most importantly, our technicians are courteous, concerned and prompt! Heating Services, Service Contracts, Installations, Fixed Price Programs. Our Alarm Services are available for home and businesses. Burglar, Fire & Panic Alarms. C.C.T.V. Central Monitoring. Cellular/Radio Back-Up. System Up-Dating, Repairs.