Security Unlimited Professionals

National Alarm & Key, also known as NAK Services, has been providing solutions for the security needs of northeast Indiana and northwest Ohio since 2001. We are locally owned and operated, take great pride in our work and in the strong relationships we build with our customers. We offer a wide range of services including commercial, industrial, and institutional.

Call today to schedule an appointment to have your chimney, fireplace, or stove serviced by the professionals that have been at it since 1988. References are available upon request. When the temperature drops, you'll need a quality stove to keep you warm. By choosing old world chimney sweep you get efficient and operating heating system that would make your home cozy and warm. For over 26 years, we have been providing professional wood stove and gas stove services for Lima and surrounding areas. Add elegance to your home by installing a new wood or gas stove. Not only will it keep you warm during cold days, it will also add beauty to the room. All of the products we install honor their individual manufacturer warranty. Treat your home the respect it deserves by contacting us today to get started on your new wood or gas stove. Keep you and your family safe by having your chimney inspected once a year to ensure your fireplace is safe to use during the cold seasons. A clogged or neglected chimney can lead to costly damage to your home. Schedule an appointment! Whether you're looking to renovate your fireplace for higher efficiency or have your chimney restored like new, you'll be confident that you can set a nice, cozy fire each night since you chose the experts at Old World Chimney Sweep. Your Chimney Safety Institute Certified technician will use the best technology to investigate for any problems your chimney, fireplace, and/or gas stove may have. Have your home properly inspected and repaired by a CSIA certified chimney sweep experts. Make sure your chimney is up to current standard and does not have the threat of an unsafe chimney. Our experts will keep you and your family safe by providing maintenance and repairs that will have your chimney and fireplace running efficiently in no time!