Hi,

how can i do if my project's heat pump /chiller manufacturer doesn't provide efficiencies AHRI-rated?

An exterior ground area (level zero) above underground parking garage (level -1) is considered nonroof surface?

Under MR Credit Building Product Disclosure and Optimization, Source of Raw Materials, Option 2, Leadership Extraction Practices, Recycled Content, is there a default percentage for steel if the ma

Is there a required source to obtain the GHG Emission Factors (such as Energy Star) to use for the calculations?

I don't know if anyone has faced this dilemma before, but for me I'm sick and tired of it.  Certain manufacturer sites have products with a "less than or <" VOC content instead of a solid n

Hello all ! As the title might suggest.

How would you go at calculating the Bird Safety Factor for panels that have a gradient frit pattern on it ?

We are working on a New Construction - Warehouse project that has two separate spaces (offices + warehouses). There are no densely occupied spaces with the expected occupancy considered.

We are working on a project involving an office building with a kitchen with a total area of 50 square meters. We don

Hi All, 

I would like to consult the derivation of the System Outdoor Air Intake (Vot) for baseline system 7 VAV under ASHRAE 90.1 - 2010.