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Red Color High SRI?

NC-2009 SSc7.2:Heat Island Effect—Roof
posted by  Omer Moltay  on 

Has anybody heard of red colored roofing membrane that could provide an SRI >78? Thanks you for any tips.

1
Tue Dec 6, 2011, 6:58 pm

Gravel as a part of green roofs

NC-2009 SSc7.2:Heat Island Effect—Roof
posted by  Alexia Anastassiadis  on 

Hi! We are working on a project that has a large green roof. Some parts of it are covered with gravel (crushed stone) as a surface to walk on.

1
Thu Feb 27, 2014, 8:09 pm

Some question about roof garden.

NC-2009 SSc7.2:Heat Island Effect—Roof
posted by  Shenhao Li  on 

I have a hotel project in china. Our client will build a roof garden. Some areas of roof garden is vegetated roof, and other area will be construct as lane, tennis court or other things.

1
Fri Jan 2, 2015, 9:58 pm

Calculating a Dome

NC-2009 SSc7.2:Heat Island Effect—Roof
posted by  Norma Lehman  on 

We have a roof that consists of a flat roof with a dome. How do we calculate the dome area since some of the surface area is actually the "sides" of the dome.

1
Thu Feb 24, 2011, 1:00 am

what defines a roof for this credit?

NC-2009 SSc7.2:Heat Island Effect—Roof
posted by  Erin Holdenried  on 

What defines a roof for this credit? Is it slope, construction, or function? I have a project with a mansard roof. It has a 65% slope, very steep.

1
Sat Jul 26, 2014, 6:15 am

Emissivity Values are Unknown

NC-2009 SSc7.2:Heat Island Effect—Roof
posted by  ryan kremer  on 

I apologize if this is a repeat comment.

1
Fri Jul 31, 2015, 3:08 pm

ASTM E 1980

posted by  gustavo goldman  on 
1
Thu May 20, 2010, 6:55 am

Asphalt Shingles and Aged Solar Reflectance

NC-2009 SSc7.2:Heat Island Effect—Roof
posted by  Sonrisa Lucero  on 

Has anyone ever used the aged or 3 - year solar reflectance value instead of the the initial reflectance?

1
Fri Sep 2, 2011, 2:10 pm

ROOF CORRIDORS WITH MULCHING

NC-2009 SSc7.2:Heat Island Effect—Roof
posted by  RICARDO HERNANDEZ  on 

I'm pursuing the credit with the 50% of vegetated roof but the landscape architect considered almos 1500 sq ft. of gravel and rocks for corridors, without this 1500 sq. ft.

1
Thu Mar 21, 2013, 2:43 pm

100% Glass roof

NC-2009 SSc7.2:Heat Island Effect—Roof
posted by  Trinidad Guajardo  on 

Our project is a showroom for trucks that considers a 2 story building as sales room and an outside exhibition of the trucks.

1
Fri Dec 20, 2013, 9:01 pm