Comprehensive, 24-hour expert ventilation system service for indoor air quality and energy efficiency.
Ventilation system structure and capacity in new and expanding facilities can impact the health, comfort, and productivity of building occupants. Properly designed, built, and installed ventilation can also dramatically reduce energy costs.
Weidner's offers fabrication and installation from initial engineering and design to custom fabrication in our own local shop on ventilation projects of every scope, including:
- Custom fabricated galvanized steel duct work in all standard gauges
- Ductwork externally and/or internally insulated with acoustical liners
- Ventilation
- Exhaust systems
- Exhaust hoods
Contact us to see how our ventilation expertise can save you time and money.

Commercial developers and homeowners in Central Minnesota turn to Weidner's for the company's proven approach, which includes:
- Cost-effective, energy-efficient installations and upgrades
- Expertise in Design/Build and conventional designs
- Conventional Plan and Spec
- Upgrades
- Retrofits
- Attentive, affordable 24-hour service
- Residential installation and service
All focused on saving
customers' time and money.


