Mitsubishi Ductless Heat Pumps:

Formula Fabrication is a Mitsubishi Elite Dealer, which means we offer our customers the best warranties in the industry.

12 years Mitsubishi compressor

12 years Mitsubishi parts

1 year Formula Fabrication full service warranty

Limited Warranty Statement – Downloadable and Printable  (pdf)



Our Customers Say

“It is very controllable-we can heat when we need heat and cool when we need cool. We also have a dog, cat, kids, and live on a busy street. We love how it helps clean the air!”

Mark & Tracy Lauer

“Your business should receive a gold star for excellence in service and caring for your customers.!”

Larry & Mary Hebenstreit

“One of best household investments we’ve ever made! Frank & Karee are great people. They gave a generous contribution to Habitat for Humanity.”

Mic and Lorna Shea

Formula Fabrication
31936 US Highway 2, Libby, Montana
[email protected]
Office Hours: Monday - Friday, 8:00am to 5:30pm

Ready to go ductless?

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