Frequently Asked Questions

NMS Mechanical provides top-quality HVAC repair and replacement services throughout the Twin Cities South Metro area. Our experienced technicians keep clients comfortable year-round with expert furnace, boiler, and air conditioner services, handling everything from routine maintenance to complete system installations for both existing homes and new construction projects in Lakeville and surrounding communities.

  • What areas do you serve?

    We serve the Twin Cities South Metro area including Lakeville and surrounding communities with comprehensive HVAC services.

  • What are your business hours?

    We're open Monday through Friday from 8 AM to 6 PM for all your heating and cooling needs.

  • What services do you offer?

    We provide HVAC repair, installation, and replacement services for furnaces, boilers, air conditioners, ductwork design and installation, maintenance, and new construction HVAC systems.

  • Do you service furnaces and boilers?

    Yes, we install, repair, and replace furnaces and boilers to keep you warm during Minnesota's cold winters.

  • Can you install air conditioners?

    Absolutely. We handle air conditioner installation, replacement, and repair to help you stay cool during hot, humid summers.

  • Do you handle ductwork?

    Yes, we provide ductwork installation and duct design services to optimize your HVAC system's air quality and energy efficiency.

  • Do you work on new construction?

    Yes, we provide expert HVAC installation for new construction projects with energy-efficient systems and professional duct design.

  • Do you provide maintenance services?

    Yes, we offer routine maintenance and repair services to keep your HVAC equipment running efficiently and prevent unexpected breakdowns.

  • Can you replace my HVAC equipment?

    Yes, we handle complete HVAC equipment replacement when your existing furnace, boiler, or air conditioner needs upgrading or replacement.

  • How do I schedule service?

    Simply call (952) 451-8923 during business hours to schedule your service or discuss your HVAC needs with our experienced team.

  • What does the HVAC design and installation process look like for a new or replacement system?

    We start with a load calculation and layout review for your home, then design a duct configuration sized for your space. From there we help you select the right equipment — furnace, boiler, AC, heat pump, or mini split — and handle the full installation. For new construction, we coordinate with your build schedule from the ground up.

  • How do you determine the right size and type of HVAC system for my Lakeville home?

    System sizing is based on a load calculation that accounts for your home's square footage, insulation, and layout — not a one-size-fits-all estimate. That calculation drives both the equipment selection and the duct design, so the system performs efficiently from day one rather than being over- or undersized.

  • What types of HVAC systems can you design and install in Lakeville, MN?

    We design and install furnaces, boilers, central air conditioners, heat pumps, and mini splits for homes in Lakeville and the surrounding area. Whether you're replacing aging equipment or starting from scratch on new construction, the system is selected based on your specific space and heating and cooling needs.

Need reliable HVAC service to keep your home comfortable year-round? Call NMS Mechanical at (952) 451-8923 today. We're available Monday through Friday from 8 AM to 6 PM, serving the Twin Cities South Metro area with expert heating and cooling solutions.