Part L Energy Efficiency
The following documents are free publications. It is recommended you Familiarise yourself prior to attending the Part L course with these.
CE29 - Domestic heating by oil
CE30 - Domestic heating by gas
CE51 - Central Heating System Specification ( CHESS)
CE54 - Domestic heating sizing method
CBIAP - Condensing Boiler Installation Assessment
DBSCG - Domestic services compliance guide