Dear forum, We have a very critical problem for a LEED C&S 2009 project located in the north of Mexico. The project will be a 13th story office building.

Recently, there was a discussion in this forum on exterior lighting being a mandatory requirement for EAP2 compliance.

To generate baseline for HVAC systems, the building total SF is 28000 including walk-in coolers and an outside mechanical room. My question is, Can I model the walk-in cooler separate?

Dear All, I have a couple of questions regarding the space types listed in ASHRAE 90.1 Table 9.6.1 (Space-by-Space Method): 1) For underground car parking, the closest space type is the "Parking

We are working on a project where a significant amount of the domestic hot water ring feed piping will be cast into the concrete walls, and the designer is querying if these pipes will need to be i

Hi, everyone, If there is a project with demand charge, how should we deal with the rule of 25% process cost. Assume one building annual cost like below: total demand cost（by $/kw）=1$ total energy

Hi all, thanks for the forum. The building is 8 stories, 3 flrs office, 3 floors parking, 1 retail, 1 resturaunt. Is it accepabable to use the 5 story building baseline schedule if the parking gara

I am working on a residential building, the exterior wall assembly as R-19 fill cavity between studs for an 3.5" depth (wood studs 2x4 16" OC) but in the ASHRAE table A3.4, there is no value menti

Can someone help me with exception "b" of mandatory section 6.4.3.9 in 90.1. What is meant by the following: b.