Dillett Mechanical - Commercial Industrial HVAC - Waukesha's heating & air conditioning experts!

Once Upon a Time...


Sheet Metal

Process equipment venting picture

We have a full service sheet metal fabrication shop on site. We can install or service HVAC systems new and old; along with customer projects and specialty metals. The skilled craftsmen at Dillett Mechanical Service are experts at performing virtually any type of sheet metal, metal fabrication and welding.

We can custom build sheet metal projects to the customer's requirements.

We can also install dust and mist collectors, roof top units, make-up air systems, VAVs, ventilation systems and any and all HVAC equipment that the job requires.

No matter what type of challenge your building design may present, with Dillett Mechanical Service on your side the possibilities are endless.

Dillett Mechanical Service is a full service contractor whose focus is on the customer from start to finish.






Custom Stainless Panel fabrication for all equipment needs Custom Stainless Panel fabrication for all equipment needs 2Dust Collection Stainless Venting

Boiler venting cap and stack

Dillett Mechanical custom fabricated safety ladder

Custom sheet metal fabrication

Custom boiler stack fabrication and installation

About Dillett Mechanical

Mike Dillett founded Dillett Mechanical in 1996. With over 30 years of experience in commercial and industrial HVAC Mike realized that most industrial and commercial businesses want to reduce their dependency on outside contractors.


Feel free to contact us and find out more about our products and services.

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