Gas Boiler
Provides warm ambient underfloor heating using a plumbed water source heated by a conventional gas boiler
															Air Source
Provides warm ambient underfloor heating using a plumbed water source heated by air source heat pump system
															Ground Source
Provides warm ambient underfloor heating using a plumbed water source heated by geothermal ground source heat pump
															Exhaust Air
Provides warm ambient underfloor heating using a plumbed water source heated by recovered exhaust air heating system