The Heat and Frost Insulators and Allied Workers are the Mechanical Insulation Specialists. We are one of two Mechanical Insulation Unions and Apprenticeship Training School in California. We train apprentices in all aspects of the Mechanical Insulation trade. Local 5 operates in Southern California and Local 16 in Northern California.
Importance of Insulation: Insulation reduces energy consumption and greenhouse gas emissions. Insulation increase manufacturing productivity, reduce corrosion under insulation, control condensation and mold growth and provides an unrivaled return on investment. When mechanical system are well insulated, heating and cooling system run for shorter periods of time thus reducing emissions.
Come be part of a trade that was founded over 100 years ago. Our 5 year Apprenticeship program will teach you proper techniques for insulating mechanical systems. This trade will give you a livable wage, health benefits and a generous pension plan.

Firestop Compartmentation

Specialties: Mechanical, Electrical, Plumbing, and Seismic Expansions.

Commercial/ Industrial Insulation

Specialties: Hospitals, Schools, Pharmaceutical, Petrochemical, Marine, and Power Plant Facilities.

Asbestos/ Lead/ Mold Abatement

Specialties: Asbestos, Lead, Mold, Hazardous Material Handling, etc.

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