We have dozens of refrigeration/freezer units with Low-Impact refrigerants. R-170, R-290, R-600a. The template doesn't offer this option. It would take an untold number of hours to chase down the...

Dear all,

We have a project in which we do not have any cooling or HVAC. It is sort of a warehouse. We use outdoor air to cool the inside temperature (usually during night times in Summer...

Hi all,

We are all trying to move towards electrification, so electric heating, logically will be heat pumps in one form or another. This credit is currently based entirely on the quantity...

Project: 3-story student housing in Danville, KY

We are attempting to fill out the "Multiple Units" tab on the TRANE-provided calculator.  The file defaults to 6 columns of possible...

We are trying to pursue enhanced refrigerant management  credit for our project which is a manufacturing facility. There are some R410a air condition systems for the office, but majority of the...

Hello,

I am working on a New Construction project - a community center, certifying under LEED v4. 

I am pretty new with LEED projects and trying to identify whether the HVAC systems...

Hello,

I am working on a New Construction project - a community center, certifying under LEED v4. 

I am pretty new with LEED projects and trying to identify whether the HVAC systems...

The refrigerant used on my project is not listed in the LEEDv4 form and as recommended on the FAQ section for this credit I am using the LEEDv2009 form to document compliance.

When I...

Hi

To caluclate the Rc-value we need to know the amount of refrigerant and the cooliing capacity. As LEED v4 puts it:

Rc: Refrigerant Charge
(0.065 to 0.65 kg of refrigerant...

Hello all, 

I'm working on a manufacturing facility that is looking to go for this credit. I have included all HVAC (rooftop units, VRFs, etc.) as well refrigeration systems for a "Cold...