Serving Southwest Michigan and Northern Indiana

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28 years experience in keeping you going

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Air Duct Air Duct

Get cleaner air with our ducting supplies

Do you need ducting supplies? Whether it’s air ducting or yard debris ducting, you will find the supplies you need at Southwestern Supply.

  • Air ducting

  • Leaf and yard debris ducting

  • Shop ducting

Ducting services

Get the immediate service you deserve. Our professionals offer emergency services for your convenience.


Most of our competitors have switched to next-day service.

Emergency service

Top-notch ducting supplies


We guarantee quality products at a fair price