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Drain water heat recovery systems uses the heat of the waste water to preheat the fresh water. This is one of the few ways to reduce the energy needed to heat water without sacrificing comfort. For more on passive heat recovery from wastewater, see Passipedia
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搜索	Shape	能效阶级	Nominal Efficiency	Dead Time	流量	压力损失	Drinking Water	Waste water	气候区	Location/Avaliability	数据认证
组件制造商
Showersave QB1-21D @ 8 l/min Q-Blue B.V.	Tube	phA+	75%	5 s	8 l/min	0.11 bar	1/2" IG	DN 50	独立	NL \| BE \| CZ \| DE \| DK \| FR \| GB \| SE \| SK	Feb 2017
Showersave QB1-21D-HE @ 8 l/min Q-Blue B.V.	Tube	phA+	78%	10 s	8 l/min	0.19 bar	1/2" IG	DN 50	独立	NL \| BE \| CZ \| DE \| DK \| FR \| GB \| SE \| SK	Feb 2019
showerpipe VX 2100 Twin-HE Counter Flow Products B. V.	Tube	phA+	77%	10 s	8 l/min	0.12 bar	Rp 3/4" male	DN 50	独立	NL \| AT \| BE \| CZ \| DE \| ES \| FR \| HU \| LU \| NO \| SK	Dec 2023
VX2100 2-21 TWIN-HE Technea	Tube	phA+	77%	10 s	8 l/min	0.12 bar	Rp 3/4" male	DN 50	独立	Netherlands (NL)	Dec 2023
Showersave QB1-16 Q-Blue B.V.	Tube	phA	64%	5 s	8 l/min	0.25 bar	1/2" IG	DN 50	独立	NL \| BE \| CZ \| DE \| DK \| FR \| GB \| SE \| SK	Feb 2017
Showersave QB1-21 Q-Blue B.V.	Tube	phA	69%	5 s	8 l/min	0.32 bar	1/2" IG	DN 50	独立	NL \| BE \| CZ \| DE \| DK \| FR \| GB \| SE	Feb 2017
Showersave QB1-21C Q-Blue B.V.	Tube	phA	70%	5 s	8 l/min	0.32 bar	1/2" IG	DN 50	独立	NL \| BE \| CZ \| DE \| DK \| FR \| GB \| SE \| SK	Feb 2017
Showersave QB1-21D @ 20 l/min Q-Blue B.V.	Tube	phA	66%	5 s	20 l/min	0.42 bar	1/2" IG	DN 50	独立	NL \| BE \| CZ \| DE \| DK \| FR \| GB \| SE	Feb 2017
ZYPHO PiPe 65 DW ZYPHO, SA	Tube	phA	64%	5 s	8 l/min	0.24 bar	1/2”AG 3/4”IG	DN 50	独立	PT \| AT \| AU \| BE \| BG \| BR \| CH \| CZ \| DE \| EE \| FR \| GB \| GR \| IE \| IT \| JP \| NL \| PL \| SI \| ZA	Sep 2021
showerpipe VX 2100 (Turbo Rotator) Counter Flow Products B. V.	Tube	phA	68%	5 s	8 l/min	0.29 bar	Rp 1/2" female	DN 50	独立	NL \| AT \| BE \| CZ \| DE \| ES \| FR \| HU \| LU \| NO \| SK	Dec 2023
showerpipe VX 1700 Counter Flow Products B. V.	Tube	phA	63%	5 s	8 l/min	0.21 bar	Rp 1/2" female	DN 50	独立	NL \| AT \| BE \| CZ \| DE \| ES \| FR \| HU \| LU \| NO \| SK	Dec 2023
Recoup pipe HEX (Turbo Rotator) Recoup Energy Solutions Ltd.	Tube	phA	68%	5 s	8 l/min	0.29 bar	Rp 1/2" female	DN 50	独立	GB \| IE	Dec 2023
Recoup pipe HEX RD Recoup Energy Solutions Ltd.	Tube	phA	63%	5 s	8 l/min	0.21 bar	Rp 1/2" female	DN 50	独立	GB \| IE	Dec 2023
HR tube 1-21 (Turbo Rotator) Technea	Tube	phA	68%	5 s	8 l/min	0.29 bar	Rp 1/2" female	DN 50	独立	Netherlands (NL)	Dec 2023
HR tube 1-17 Technea	Tube	phA	63%	5 s	8 l/min	0.21 bar	Rp 1/2" female	DN 50	独立	Netherlands (NL)	Dec 2023
Showersave QB1-12 Q-Blue B.V.	Tube	phB	57%	5 s	8 l/min	0.21 bar	1/2" IG	DN 50	独立	NL \| BE \| CZ \| DE \| DK \| FR \| GB \| SE \| SK	Feb 2017
ES-Drain Herwin-Energie BV	Tray	phB	50%	5 s	8 l/min	0.17 bar	1/2"	DN 50	独立	Netherlands (NL)	Mar 2018
Joulia Twinline 10P-830 LF joulia AG	Tray	phB	60%	5 s	8 l/min	0.26 bar	1/2"	DN 50	独立	CH \| NL \| BE \| AT \| DE	Dec 2020
Easyfit 1200 Counter Flow Products B. V.	Tray	phB	50%	15 s	8 l/min	0.2 bar	Rp 1/2" male	DN 50	独立	NL \| AT \| BE \| CZ \| DE \| ES \| FR \| HU \| LU \| NO \| SK	Dec 2023
Recoup Easyfit+ Recoup Energy Solutions Ltd.	Tray	phB	50%	15 s	8 l/min	0.2 bar	Rp 1/2" male	DN 50	独立	GB \| IE	Dec 2023
ZYPHO iZi 40 ZYPHO, SA	Tray	phC	37%	5 s	8 l/min	0.27 bar	1/2" AG	DN 50	独立	PT \| AT \| AU \| BE \| BG \| BR \| CH \| CZ \| DE \| EE \| FR \| GB \| GR \| IE \| IT \| JP \| NL \| PL \| SI \| ZA	Jul 2020
Joulia Inline 5P-630 joulia AG	Tray	phC	41%	5 s	8 l/min	0.28 bar	1/2"	DN 50	独立	CH \| NL \| BE \| AT \| DE	Dec 2020