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  3. /NOM-020-ENER-2011
ENER (Energy)EnergyActive

NOM-020-ENER-2011

Energy efficiency in buildings — Building envelope for residential use

Establishes energy efficiency requirements for the envelope (walls, roofs, windows) of residential buildings. Aims to reduce heat gain and energy consumption for climate control.

Last updated: 2023

Affected products

Construction materialsThermal insulationDouble-glazed windowsReflective paintsFacade systems

Compliance requirements

  • Calculate envelope heat gain
  • Meet overall heat transfer coefficient
  • Use materials with adequate thermal resistance
  • Compliance certificate by verifier

Related tariff codes

These tariff codes may be subject to this NOM. Check the specific code to confirm.

6806.10.017003.12.013925.20.01

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