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Water Heater Efficiency per Table 7.8 of ASHRAE 90.1-2010

NC-v4 EAp2: Minimum Energy Performance
posted by Richard Tran on Dec 26, 2023, 8:12 pm

Hello,

I'm currently working with two (600,000 Btuh, 130 Gallons, 97 EF) boilers for a dormitory building. From my interpretation of Table 7.8 the equation I'm suppose to use is 80%Et(Q/...

20 kinds of permanent installation materials

NC-v4 MRc2: Building product disclosure and optimization - environmental product declarations
posted by FEI WANG on Dec 18, 2023, 2:55 am

We have a hotel project, the use of high-grade wallpaper, valid for more than 10 years, can be counted as permanent installation materials

Last reply: Kimberly Lombardozzi, Dec 22, 2023, 1:56 pm

When to submit this credit, DR or CR? Documentation of distribution of menstrual hygiene products

Pilot-Credits WEpc147: All-Gender Restrooms
posted by Linn Stolt on May 30, 2022, 10:38 am

Hi!

I am wondering when you should submit the documentation for this credit, during desgin review or during construction review? Where can you see this information? I have the same...

Last reply: Lisa Bolle, Dec 22, 2023, 12:22 pm

Waste management plan submission with multiple GC's

NC-v4 MRp2: Construction and demolition waste management planning
posted by Blake Weaver on Dec 21, 2023, 4:52 pm

I am working on a multiphase project where each phase has dramatically different scopes of work for the project and each has a different...

owner occupied area only?

NC-v4 EAc7: Green power and carbon offsets
posted by Alfonzo Collins on Dec 19, 2023, 3:30 pm

I'm working on a residential building with about a dozen apartments and limited common area.  The apartments have their own utility meters, sand ownership has no ability to read those meters (the...

Last reply: Marcus Sheffer, Dec 20, 2023, 11:34 am

CDPH v1.2-2017 using a Classroom Environment, for BD+C: Schools

Schools-NC-v4.1 EQc2: Low-emitting materials
posted by Cam Burkacki on Dec 19, 2023, 2:57 pm

Hi all,

Question regarding the Low-Emitting Materials credit and CDPH v1.2-2017. I have a Greenguard Gold certificate for Rockwool AFB (3147-420), and the certificate states the following...

Last reply: Cam Burkacki, Dec 20, 2023, 11:13 am

Hand-washing faucets in Classrooms or Cafeteria

Schools-NC-v4 WEp2: Indoor water use reduction
posted by Danielle Waters on Dec 19, 2023, 5:43 pm

We have an Elementary project confused whether to specify low-flow on Classroom faucets and 'hand wash' faucet in Cafeteria prep area.

Classroom sinks would only be for hand washing, maybe...

Last reply: Dave Hubka, Dec 20, 2023, 9:54 am

LEED v4.1 O+M, Energy and Atmosphere- Energy Performance- Arc Platform- CHP

EBOM-v4.1 EAp3: Energy Performance
posted by Flotra Stamm on Dec 20, 2023, 6:44 am

We have a question regarding filling out the data information in ARC platform for a...

Flush-out of a Modular Building

NC-v4.1 EQc4: Indoor air quality assessment
posted by Neil Rosen on Dec 19, 2023, 4:01 pm

If I am fabricating the building off-site in modules and assembling those modules on-site, can I perform the flush-out in the factory?

Last reply: Dave Hubka, Dec 19, 2023, 5:47 pm

Test and balance

NC-v4 EAc1: Enhanced Commissioning
posted by Heather Holdridge on Jun 4, 2021, 2:43 pm

I understand that there were not any requirements regarding TAB in LEED 2009 -- is this still true for v4?  Just want to confirm that there are no issues with having the balancer contracted under...

Last reply: Dave Hubka, Dec 19, 2023, 5:33 pm