For leed compliance please reference the sri values for the berridge color finishes below.
Leed sri of roof pavers.
Sri measures the roof s ability to reject solar heat defined such that a standard black reflectance 0 05 emittance 0 90 is 0 and a standard.
Incorporates both solar reflectance and thermal emissivity in a single value.
The intent is to provide a standard certification process that registers buildings constructed with environmental performance efficiency and occupant health and well being as primary goals.
This high sri value allows you to meet the needs for leed certified projects when used on your roof and decks.
Solar reflectance index sri.
Green roofs and leed certification.
Steep sloped roofing with an sri of at least 29 for a minimum of 75 of the roof surface credit 7 2.
Manufacturers of concrete unit pavers for over 40 years for on grade and roof applications for architectural commercial and residential projects.
Our cool roof pavers utilize a high reflective value and low emissivity rate resulting in a high solar reflectance index sri value.
Leed credits solar reflectance index sri is measure of a surfaces ability to reject solar heat.
Leadership in energy and environmental design leed is the green building rating system developed by the united states green building council usgbc.
However based on cir 10411 which lists a 3 year aged value of white concrete of 0 35 it would not meet the leed v 4 3 year aged sri of 64.
Cool roof coating products are available for most roof types according to the department of energy.
Leadership in energy and environmental design.
For leed v4 in existing buildings low sloped roofs must have an initial sri of 82 or a three year aged sri of 64.
As of august 2006 62 of leed project qualified for credit 7 1.
Checker block is a steel reinforced heavy duty slab with thick webs ideal for commercial application.
Currently to qualify for these points samples of the paving and roofing materials must be tested according to specified test procedures.
Asphalt dark concrete and other surfaces with a low sri attract the sun s heat which causes the surface and surrounding air temperatures to rise.
Functional design color and durability all come together with tile tech roof and deck pavers.
Cool roof pavers cut sheet.
So white concrete default value would exceed this value.
Leed is transforming the marketplace because architects increasingly specify materials that qualify for leed points.
The unique waffle like configuration of this pervious castellated product provides significant grass coverage when properly filled with topsoil.
According to leev v 4 requirements initial sri for a roof material has to be 82.
