Heating (Leaving Cert Construction Studies): Flashcards
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Practise the cards
10 cards from this deck
Three main heating systems used in Ireland
Three main heating systems used in Ireland
One-pipe, two-pipe, underfloor heating
How water flows in one-pipe system
How water flows in one-pipe system
Through each radiator in sequence, then returns to boiler
Pipe diameter used in one-pipe systems
Pipe diameter used in one-pipe systems
22mm
Main disadvantage of one-pipe systems
Main disadvantage of one-pipe systems
Temperature variations between radiators (cooler further from boiler)
How two-pipe system supplies water to radiators
How two-pipe system supplies water to radiators
Directly from boiler to each radiator via separate flow pipe
Main advantage of two-pipe systems
Main advantage of two-pipe systems
Consistent temperatures - all radiators receive same temp water
Operating temperature for underfloor heating
Operating temperature for underfloor heating
Operating temperature for traditional radiators
Operating temperature for traditional radiators
Max zones for larger rooms in underfloor heating
Max zones for larger rooms in underfloor heating
Up to three zones
Why underfloor heating repairs are costly
Why underfloor heating repairs are costly
Requires breaking up floor to access embedded pipes