Aftermarket
Keep your FläktGroup SEMCO systems performing at their best over the entire lifecycle of the building.
Why partner with Fläktgroup® SEMCO® Aftermarket?
Our Aftermarket offering combines warranty support, service and maintenance, retrofit solutions, and genuine parts to protect your investment, reduce downtime, and maintain high indoor air quality.
Whether you’re operating a school, hospital, data center, lab, or commercial building, our experts help you optimize performance, extend equipment life, and meet energy and comfort targets.
- Lifecycle performance – Maximize efficiency and reliability from commissioning through to late-life optimization.
- Lower operating costs – Preventive maintenance and retrofit upgrades reduce energy use and unplanned repairs.
- Reliability and uptime – Expert technicians and genuine parts keep critical systems running when you need them most.
- Compliance and comfort – SEMCO provides support for IAQ, acoustics, temperature, and humidity requirements in demanding applications.
- Expertise – Enjoy direct access to the team that designs and manufactures the equipment you operate.
Ready to talk? Contact your local representative or submit a Service, Parts, Warranty, or Retrofit request online.
Warranty Support
- Protect your investment with responsive, OEM-backed warranty support.
- Receive assistance with warranty registration and claim documentation.
- Get a technical review to determine root cause and recommended corrective actions.
- Coordinate replacement parts, repairs, or upgrades, as appropriate.
- Get guidance on maintenance best practices to keep you within warranty terms.
Use our Warranty Claims form to start your claim or speak with your SEMCO representative for guidance.
Service & Maintenance
Proactive service is the most effective way to safeguard performance, comfort, and uptime.
- Preventive maintenance programs tailored to your operating profile and criticality
- Inspection, testing, and tuning of energy recovery wheels, AHUs, duct systems, controls and more
- Performance verification to confirm airflow, temperature, humidity, and acoustics meet design intent
- Emergency and corrective service to quickly address unexpected issues
Submit a Service Request or contact your SEMCO rep to discuss a maintenance plan for your site.
Retrofit & Upgrade Solutions
Modernize existing systems without full replacement. Our retrofit solutions help you unlock new efficiency and performance from your current infrastructure.
- Energy recovery wheel retrofits to upgrade aging or underperforming wheels with high-efficiency True 3Å® technology
- Component and control upgrades to improve modulation, zoning, and energy management
- Air distribution and sound control retrofits for better comfort, noise reduction, and system balance
- Solutions designed to fit existing footprints and minimize downtime during installation
Start with a Wheel Retrofit Quote or speak with your SEMCO representative about broader retrofit options.
Genuine Parts & Components
Using genuine OEM parts ensures that your systems perform as designed and maintain compliance with specifications.
- Factory-authorized replacement parts for FläktGroup SEMCO equipment
- Support in identifying the right part by serial number, model, or application
- Options for stocking strategies to keep critical spares on hand
- Fast response and logistics support to reduce lead times and downtime
Use our Parts Request form to order components or ask our team to help you specify what you need.
Technical Support & Training
Empower your team with the knowledge and resources to run your systems effectively.
- Remote technical support for troubleshooting and optimization
- On-site start-up assistance and commissioning support, when required
- Training for facility teams on operation, maintenance, and best practices
- Access to documentation, guides, and resources tailored to your application
Ready to Optimize Your System?
Whether you need help with a warranty question, a service visit, a retrofit project, or replacement parts, our Aftermarket team is here to support you.
- Find your SEMCO Rep to discuss your building and requirements.
- Submit a Service Request, Parts Request, Warranty Claim, or Wheel Retrofit Quote via our online forms.
Together, we’ll keep your HVAC systems performing reliably, efficiently, and safely for years to come.