TECHNOLOGICAL DEVELOPMENTS


		1989		Introduction of high efficiency compact chillers, thanks to plate heat exchangers
		1990		Innovative use of Scroll compressors
		1992		The production of rooftop units begins
		1994		Expansion toward higher capacity of the chiller range with semi-hermetic compressors
		1996		ELFO series with room terminals for hydronic systems with continuous current variable speed fan
		1997		The Systems Applications office develops specific solutions based on user requirements. Decentralized systems WLHP (Water Loop Heat Pump) incorporating energy transfer.
		1998		Specialized patented high occupancy CSNX, with active thermodynamic recovery and continuous current fans for Multiplexes Production of high capacity chillers and heat pumps for large business surface areas
		2001		ELFOEnergy: outstanding improvement of medium/small capacity chillers with partial loads thanks to the addition of 2 differently sized compressors
		2002		SPINchiller series: outstanding improvement of high capacity, partial load chiller efficiency thanks to the addition of more compressors
		2004		ELFOFresh and Zephir, the innovative series for air quality adapted to all applications, with thermodynamic recovery and high efficiency electric filters. ELFOSystem Domestic, the residential comfort system.
		2005		Strong development of heat pumps in all sectors
		2008		ELFOEnergy GAIA: the first unit-system for the residential sector, for heating, cooling and hot running water with the possibility of direct connection to solar panels

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