The building has four space types and 20 AHUs. The building lacks any integrated controls, so each...

Hello everyone

maybe our first question posted here earlier was not so clear. we just want to know how many critical zones should be put into the spreadsheet with each...

We are currently confusion regarding a review we received. Our building is a multizone building that is supplied with 100% outdoor air. From the review team it is required to perform critical...

Need some advice on timing for this Prereq. Would there be any draw back to doing our ASHRAE calcs now for this credit and then having out TAB contractor come and measure OA and make adjustments...

I am working on my first LEED EB project and I am not sure how to meet this pre-requisite. BACKGROUND: My project is a small office building (2000 sq. ft.) located in a 2 story "house" built in...

If the 62MZ calculator reveals that the critical zone is a zone with cooling only (with a min of 0), is that an appropriate reason to pursue Case 2?

I was wondering if anyone has experience dealing with supermarket fresh air calculations. In particular, is a supermarket's storage area considered an...

Hi all,

I was doing the calculation for my office, and this confused me about the zone population because my office has 2 zones, office zone and conference rooms. Both are served by...

Hi all,

We have an existing building built in the early 1900s with three 100% make up air units supplying fresh air with no exhaust. The building is pressurized and fresh air exits through...

Hello All,

I have a building where we are performing calcs on a select number of assumed potential critical zones as opposed to every zone. Regarding estimating and over-riding system Ds...