Building Energy Code (BEC) currently in-force | Decree-law Establishing The Requirements Applicable To Buildings To Improve Their Energy Performance (no. 101-d/2020) |
Date of BEC publication | 2006 |
BEC Jurisdiction | National |
Climate zone classification | Warm, Humid |
Income Group | High income |
Type of BEC | Prescriptive |
BEC Coverage | Passive design; Space Heating; Space Cooling; Water Heating; Lighting* |
GENERAL INQUIRIES
Portugal
Lisboa
* denotes coverage is through the European Ecodesign Directive
Types of Standards
On selection, change the data
Passive design (Residential)
Indicator | Mandatory Minimum Requirements |
---|---|
Maximum Solar Heat Gain Coefficient (SHGC) | Yes |
Roof U-value (W/m?. K) | 0.4 |
Floors U-value (W/m?. K) | 0.4 |
External walls U-value (W/m?. K) | 0.5 |
Doors U-value (W/m?. K) | 0.5 |
Air leakage prevention | .. |
Enforcement Mechanisms | Checklist of Passive Design; Thermal Transmittance or Insulation Calculations for Building Envelope; Solar Heat Gains Calculations for Building Envelope; Glazing Factors for Fenestration; Permanent Shading; Air Barrier, Air Leakage, or Air Infiltration |