I have a laboratory project where they will include sinks in the bio lab spaces.  How do we include this in the indoor water use calculator, would it be more like a kitchen faucet or public...

Hi - we've received a comment on our water use calculations about changing the % of male occupants using restrooms with urinals because the project also includes several single occupant all-...

Hi,

My project is located on a LEED certificated building. The building uses rain water to supply for irrigation and toilet flushing. How can I calculate the annual non-potable water...

We have a project with the following :

- Tenet space has not any WC [Toilets] in the tenet space. but they are using the WC in the core area.

Hint:

- the building containing...

I am working on a project that is a renovation and expansion of the amenity spaces in an existing office building.  The amenity spaces consist of a café with dining area, tenant lounge, meeting...

Hello, 

I know to achieve WEc1, all fixtures serving the needs of the occupants must be included in the calculator. Are eligible existing (...

Hello

We have a Commercial Interior located in a Base Building which have a rain water collection tank. Water is treated and is used for irrigation and for urinals and toilets of the...

Hi, we want to certify a restaurant and as described in the reference guide: commercial kitchen (food service) sinks and prep sinks, including pot filling sinks, wash-down, and cleaning sinks can...

Working on a Interiors project that has maximized efficiency in the flush and flow fixtures; proposing a...

Hello, 

We are working on a CI project that changed the toilets only few years ago with 6lpf. Less than 3 years.

We can not change only the tank of these toilets so we would have to...