We are industry leaders in new construction, tenant improvement and retrofit projects. 

We are dedicated to surpassing our clients expectations every day. From project initiation to completion.

Preferred has a proven track record for sucess and we are committed to your complete satisfaction at every stage of the project, no matter how big or small. 

One of our specialty areas include refrigeration, cryogenic, hydronic piping and heat tracing systems. 

Insulation Projects 

Insulation Services Provided 

- Supply and Return Air Ductwork

- Grease Ductwork Fire Wrap

- Domestic Water Piping

- Condensate Drains

- Refrigerant Piping 

- Cyrogenic Piping

​- Hydronic Piping

- Heat Tracing Systems

- Chilled Water Piping

​- Heating Hot Water Piping

- Boiler Piping


  At Preferred Insulation Contractors, Inc. our goal is to provide our customers with the highest level of Service, Quality and Professionalism you would expect from an outstanding business. 
 We recognize the importance of this commitment and strive to provide you and your customer, with work completed in a timely manner without ever sacrificing superior craftsmanship.  

With Preferred you can trust your job will be completed                                                                                         the right way, on time, every time!

Preferred Insulation Contractors, Inc.


about US 

Manufacturing/processing projects

CA Insulation License #: 824373 | AZ ROC #: 280527 | CA Firestopping License #: 965711

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Phone: (951) 735-3725 |Fax: (951) 735-3785

CA License #824373