Hi,

Hello, I have received a comment from a reviewer stating we needed to use the a duration of 30 seconds on a metered faucet.  I don't know many people who wash hands for 30 seconds.  What

We are installing Armstrong Bio Based Tile that requires a polish after install. We are looking for a LEED V4 compliant floor polish product that meets the VOC and TVOC requirements.

We are designing an open aircraft hangar in southern Alabama that will not have any HVAC equipment.  How would we go about pursuing Optimize Energy Performance credits?

 The potential way to target water reduction is by monitoring the water use for flushing. Is it necessary to install a water meter for each piping that goes to separate toilets?

We have the calculations sf for our existing exterior enclosure and areas to be reused (excluding windows). How do we calculate the Exterior structure? 

This credit requires a certain percentage of renewable energy production capacity relative to annual cost.

Hi all,

We have a project with chairs that meet the emissions testing criteria and have custom upholstery that is GREENGUARD Gold.  Do we include the upholstery as a unique line item on the LEM Calcul