We should not gotten here! California Energy Commission's Energy Videos Center | Residential | Building Envelope | Insulation

Welcome to the State of California


One of the most cost effective measures that can be taken to improve a home’s energy efficiency is to install insulation in the home’s envelope. Residential structures must meet specific requirements governing insulation placement, amount and installation. Title 24 contains requirements to ensure that the walls, floors, and ceilings of homes are properly insulated to provide at least minimal performance. Builders must meet an energy budget for each home In order to obtain a building permit for a new residential structure in California.

This section of the site covers a number of types of insulation products:

  • Rigid Foam Insulation
  • Insulated Vinyl Siding
  • Cellulose Insulation
  • Fiberglass Insulation
  • Spray Foam Insulation
  • SIPs: Structural Insulated Panels

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Watch the video presentation.