Part L Building Regulations Lighting

Energy efficiency requirements for lighting are set out in the building services compliance guides where two methods of demonstrating compliance are detailed.
Part l building regulations lighting. Part l2 commercial. What is part l. The requirements applying to lighting efficacy also moved from approved document l2a adl2a to a new second tier document non domestic building services compliance guide ndbscg. The lighting requirements of part l of the building regulations have tightened.
To comply with part l2 your building needs to have an overall average efficacy of at least 55 lumens per watt. Energy efficiency requirements for lighting are set out in the building services compliance guides where two methods of demonstrating compliance are detailed. Part l of the building regulations governs the conservation of fuel and power in buildings. Part l of the building regulations governs the conservation of fuel and power in buildings.
What is part l. Minimum efficacies have improved across the board. Part l2 considers other factors such as lor light output ratio. This current edition covers the energy efficiency requirements of the building regulations as set out in part l of schedule 1 to the building regulations and in a number of specific building.