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Heat pump dehumidifier minimum efficiency requirements

NC-2009 EAp2:Minimum Energy Performance
posted by  Ricardo Sá  on 

Can anyone please clarify which, if any, minimum efficiency requirements are set for heat-pump dehumidifiers (indoor swimming pool dehumidifiers) under ASHRAE 90.1 (2007)?

1
Tue Nov 12, 2013, 6:46 pm

Design Review Appeal or Construction Review?

LEED Reviews: Appeals, Design/Construction Submittals, and more
posted by  Keith Barnes  on 

We have been denied two prerequisites from the Design Phase (EAp2 and IEQp1) after the final design review. The project will be substantially complete in a month and a half.

1
Wed Nov 13, 2013, 2:20 pm

Core Performance Compliance New Air-handler- Existing Chiller

CI-2009 EAc1.3:Optimize Energy Performance—HVAC
posted by  Tom Nichols  on 

If we specify a new air handler that uses steam and chilled water from existing systems, do these systems need to comply with the CPG efficiency requirements?

1
Wed Nov 27, 2013, 8:47 pm

SSc6.2 Civil Engineer's comment

NC-2009 SSc6.2:Stormwater Design—Quality Control
posted by  Sheryl Swartzle  on 

The civil engineer on our project made the following comment : "Item 6.2, quality control: all exfiltration trenches accepting rainwater discharge are "dry" and that is considered as pretreatment

1
Tue Nov 12, 2013, 8:58 pm

Alternative Transportation Education Option 7

Retail-NC-v2009 SSc4:Alternative transportation
posted by  Alfred Servodidio  on 

As defined in the handbook-Provide an accessible board or computer display in the retail area for both employees and customers that provides transportation information.

1
Thu Nov 14, 2013, 11:58 pm

Are MERV equivalent filters for international projects accepted?

NC-2009 IEQc3.1:Construction IAQ Management Plan—During Construction
posted by  Jenelle Shapiro  on 

Hello - I'm working on a project in Japan, and the MERV rating system is not used here.

1
Wed Nov 13, 2013, 1:27 am

Deciding to choose Option 1(D) or Option 2(B)

CS-2009 EAc5.1:Measurement and Verification—Base Building
posted by  James Keohane  on 

I am trying to think thru and identify the first cost difference of Option1(IPMVP Option D) or Option 2 ( IPMVP Option B). For a new office building, 100,000s.f.

1
Wed Nov 13, 2013, 2:31 pm

VAV System with Reheat

NC-2009 EAc5:Measurement and Verification
posted by  Maya Karkour  on 

Dear All, We have a project installing a VAV air conditioning system with electrical reheat boxes in each zone. The current design assigns energy submeters combining both the electrical reheat wi

1
Wed Nov 13, 2013, 2:51 pm

Building Envelope Commissioning

Healthcare-v2009 EAc3:Enhanced commissioning
posted by  Kerrie Racicot  on 

BECx can be wide open when it comes to scope. Is there some guidance regarding the scope that LEED is looking for? Thank you,

0

Assuring that reviewer holds us to v2 requirements

LEED Reviews: Appeals, Design/Construction Submittals, and more
posted by  caitlin sweeney  on 

I am about to submit one of our projects for review under v2 version.

1
Sat Nov 16, 2013, 5:06 pm