Ключевые слова:
Heating equipment|Electric wiring systems|Construction engineering works|Construction systems|Gas supply|Water supply and waste systems (building|Telecommunication systems|Lifts|Construction works|Building services|Electric lamps|Space-heating systems|Gas-powered devices|Solid-fuelled devices|Pipes|Lighting systems|Terminology|Oil-fuelled devices|Luminaires|Energy supply systems (buildings)|Drainage|Lighting equipment|Vocabulary|Sanitary appliances