Now Offering Wet Pipe Nitrogen Inerting Service

Service First Fire Sprinkler utilizes Wet Pipe Nitrogen Inerting (WPNI) to eliminate corrosion in fire sprinkler systems. Oxygen is the primary cause of corrosion. WPNI is a process that replaces oxygen with nitrogen to reduce the rate of corrosion and the elimination of leaks. We are the only qualified company in the state to offer Wet Pipe Nitrogen Inerting.


We never release sub-standard work or represent ourselves poorly.


We never miss a commitment. Ever.


We never fail to be a team player.


We never fail to look for the one best way.

We offer 24-hour emergency service.

Offering you flexibility, responsiveness and overall peace of mind.

We specialize in installation, inspections, testing, and maintenance of fire sprinkler systems and backflow prevention. Call Service First Fire Sprinkler today!

Fire Sprinkler Services:

South Dakota, Iowa, North Dakota, Wyoming, Kansas, Missouri, Montana and Nebraska.

Licensed Backflow Prevention:

South Dakota, Iowa, and Nebraska.

Your Fire Protection Experts

With over 35 years of fire protection industry knowledge and experience, Service First Fire Sprinkler, is proud to serve customers in all of South Dakota, Iowa, North Dakota, Wyoming, Kansas, Missouri, Montana and Nebraska with premier quality fire protection service, fire sprinkler inspection and installation. As a widely recognized leader in fire protection services, Service First Fire Sprinkler is well versed in installing, maintaining, and repairing all types of fire sprinkler systems. Whether you maintain a fire sprinkler system that has been running for decades or a computerized fire alarm panel, Service First Fire Sprinkler offers professional fire protection services in your area.

In addition to fire protection services, Service First Fire Sprinkler also performs backflow testing. Routine backflow testing should be done annually by a certified professional. Service First is licensed to test, install, repair, and replace backflow preventers in your South Dakota, Iowa, and Nebraska home or business today.

How Can We Help You?

Our Service and Inspections department helps keep your fire sprinkler systems in peak operating condition, providing you with maximum fire protection capabilities. The Service First Fire Sprinkler team specializes in alterations to existing systems, such as remodeling and tenant build outs, as well as new fire sprinkler installation, maintenance and service.

We also help to keep your sprinkler systems functioning by performing all required inspections, as well as making any repairs to ensure your sprinkler systems are in compliance with all state laws and NFPA 25. The Service and Inspections department is available 24/7 for emergencies.

Want to Find Out More?

For more information, or for a proposal for fire sprinkler systems or backflow prevention, please contact Jerry Schryver at 605-214-5111 or Tim Mashek at 605-759-7424.

Service First Fire Sprinkler provides complete and professional backflow prevention installation, inspection, testing, service and repair. We proudly perform backflow services in all of South Dakota, Iowa, and Nebraska.