What is the lowest flow shower you've come across? The lowest we have is 5.7 LPM (1.5 GPM).
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NC-v4 WEp2: Indoor water use reduction
What is the lowest flow shower you've come across? The lowest we have is 5.7 LPM (1.5 GPM).
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Sarah Nugent
Sustainability ConsultantSteven Winter Associates, Inc
August 8, 2019 - 12:24 pm
Hi Sophie, We've seen 1.4 and 1.25 -- here's a 1.25 from Niagara: https://www.amazon.com/dp/B003UQ17O4/ref=emc_b_5_t
Carolyn Risley
LEED Consultant & Mechanical EngineerDillon Consulting Limited
1 thumbs up
September 5, 2019 - 2:44 pm
Hi Sophie,
A list of WaterSense labelled showerheads and their associated flow rates is available on the EPA's website here: https://www.epa.gov/watersense/product-search. Some flow rates are as low as 1 gpm (3.8 L/min).
Emma Reif
Thornton Tomasetti1 thumbs up
September 6, 2019 - 10:39 am
We have had a ton of clients use the Bricor 1.0 or 1.25 gpm showerhead! http://bricor.com/products/
We actually had a university do a mini "experiment" and tested a bunch of 1.0 gpm showerheads in their athletic facility, and the Bricor came out as the favorite.
David Posada
Integrated Design & LEED SpecialistSERA Architects
LEEDuser Expert
1980 thumbs up
September 6, 2019 - 1:59 pm
Bricor even has a 0.625 gpm, the Ultra Max Ultra Low flow. Haven't tried it yet!
Sara BENLOUBA
Green building managerConfidential
13 thumbs up
February 20, 2020 - 2:47 am
Hello,
Could you told me if it is forbidden by the LEED standard to put an infrared tap in the toilet?
Thanks;
Elizabeth Floyd
February 20, 2020 - 1:56 pm
Ditto on the Bricor 1.0 gpm showerhead. AM Conservation Group shows a variable 1.0 - 1.5 gpm, but I've not used it.
Elizabeth Floyd
February 20, 2020 - 1:58 pm
Is the infrared sensor control for a project in the US? If so, and you find one that is with a WaterSense labeled toilet, I believe GBCI would accept it.
David Posada
Integrated Design & LEED SpecialistSERA Architects
LEEDuser Expert
1980 thumbs up
February 21, 2020 - 6:39 pm
Sara, an infrared sensor is allowed, but we can't say the sensor/ timer will reduce our water use. If you have a faucet that has less than 0.5 gal per minute (1.9 lpm) flow rate faucet, then you can show the savings in the Indoor Water Use Reduction Calculator (Excel spreadsheet). But if it is 0.5 gpm/ 1.9 lpm that is the same flow rate as the baseline faucet, so there won't be any water reduction.
Earlier versions of LEED allowed the sensor/ timer as a way to claim water use reduction for the credit. USGBC found it wasn't as effective in practice, so they no longer allow it as a strategy for showing water reduction. We can still use a sensor faucet, we just can't take say the sensor itself will save water.
Joseph Herrera
July 1, 2024 - 12:52 pm
The Niagara Conservation N2615CH Tri-Max 1-Spray with 0.5-1.5 GPM lowest flow is 1/2 gal per minute