Roofing With 3 Years Minimun Reflectance

Resources Leedcool Roof Rating Council

Resources Leedcool Roof Rating Council

Ce Center Cool Roofs For A Hot Planet

Ce Center Cool Roofs For A Hot Planet

Confindustria Ceramica

Confindustria Ceramica

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Energy Star Roofing Cool Metal Roofing Kynar Mcelroy Metal

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Https Www Co Fresno Ca Us Home Showdocument Id 8294

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Https Www Nps Gov Tps Sustainability Greendocs Doe Coolroofguide Sm Pdf

Https Www Nps Gov Tps Sustainability Greendocs Doe Coolroofguide Sm Pdf

You can install one with a three year aged solar reflectance index sri of 64 or you can instead opt for one with an aged sri of 55 combined with an aged thermal emittance of 0 75 or.

Roofing with 3 years minimun reflectance.

The requirements apply to new construction and to retrofits or additions that replace or re coat at least 2 000 ft 2 of roof space for nonresidential buildings and 1 000 ft 2 of roof space for. After 3 years the solar reflectance must be 0 15. California s building energy efficiency standards for residential and nonresidential buildings title 24 part 6 contains requirements for the thermal emittance three year aged reflectance and solar reflectance index sri of roofing materials used in new construction and re roofing projects. Steep slope roofs must have an initial solar reflectance of 0 25.

0 65 initial 0 50 aged. Aged solar reflectance tested in accordance with astm c 1549 astm e 903 or astm e 1918 or crrc 1 standard. Materials lacking 3 year aged tested values for either solar reflectance or thermal emittance shall be assigned both a 3 year aged solar reflectance in accordance with section c402 3 1 and a 3 year aged thermal emittance of 0 90. Innate reflectance is measured on a scale from 0 to 1 with the latter being the highest level of reflectivity meaning it reflects 100 of all radiant energy coming in contact with it.

Only those roof products that meet the specifications listed in either table 1 or table 2 below may qualify as energy star qualified. Owens corning asphalt shingle products labeled as cool are rated with the cool roofing rating council ccrc for solar reflectance and thermal emittance. Reflectance refers to the roofing material s ability to reflect the energy coming from the sun instead of absorbing it. A cool roof on residential buildings is defined as one with a 3 year aged solar reflectance of at least 0 20 and an infrared emittance of at least 0 75 or minimum sri of 16 in climate zones 10 through 15 for steep slope applications greater than 2 12 and where the roofing product has a density less than 5 pounds per square foot.

Use roofing materials that have an sri equal to or greater than the values in table 1 meet the three year aged sri value if three year aged value information is not available use materials that meet the initial sri value for a minimum of 75 of the roof area of all new buildings within the project or install a vegetated green roof for at least 75 of the roof area of all new buildings within the project. If you re following iecc you have a couple of options for roof materials. The energy star program specifies minimum solar reflectance low slope. Effective january 1 2010 the standards will require that a cool roof material meet an aged solar reflectance value 3 year testing provided by the cool roof rating council crrc.

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Http Www Dnr Louisiana Gov Assets Tad Builders Guide Chapter 10 Pdf

3 2 Opaque Envelope Assembly

3 2 Opaque Envelope Assembly

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Http Www Ontarioca Gov Sites Default Files Ontario Files Building Cool Roof For Low Rise Residential 2016 Stds Pdf

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Http Www Sjgov Org Commdev Cgi Bin Cdyn Exe Handouts Building Coolroofcochandout Pdf

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Https Www Buildsite Com Pdf Gaf2 Leed Gaf Green Building Playbook 1493401 Pdf

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Fundamentals Of Building Construction Materials Methods 5 Th Edition Copyright C 2009 J Iano All Rights Reserved S Teep R Oofs 16 R Oofing Ppt Download

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Fundamentals Of Building Construction Materials Methods 6 Th Edition Copyright C 2013 J Iano All Rights Reserved 16 Roofing L Ow S Lope R Oofs Ppt Download

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Http Ladbs Org Docs Default Source Forms Plan Check 2017 Green Building Code Correction Sheet For Additions And Alterations Residential Pdf Sfvrsn 10

Is It Cool Professional Roofing Magazine

Is It Cool Professional Roofing Magazine

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Https Www Bestmaterials Com Pdf Files Pvc Membrane Reinforced Pdf

3 6 Envelope Features

3 6 Envelope Features

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Chart Of Sri Values Berridge Manufacturing Co

Ceu Evaluating Real World Performance Of Field Aged Tpo Roofs 2020 09 02 Building Enclosure

Ceu Evaluating Real World Performance Of Field Aged Tpo Roofs 2020 09 02 Building Enclosure

Agway Metals Inc

Agway Metals Inc

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A Literature Review On The Improvement Strategies Of Passive Design For The Roofing System Of The Modern House In A Hot And Humid Climate Region Sciencedirect

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Https Www Firestonebpco Com Content Dam Fsbp Migrated Document Latam En 16 169604 Pdf

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Http 3in1roof Com Test Results Pdf

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Https Nerca Org Wp Content Uploads 2018 04 Building Code Update Pdf

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Solar Reflectance An Overview Sciencedirect Topics

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Energy Code Terminology Ppt Video Online Download

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Https Www Cityofpaloalto Org Civicax Filebank Documents 19230

Title 24 Cool Roofs For California Homeowners And Building Owners

Title 24 Cool Roofs For California Homeowners And Building Owners

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Buildings Free Full Text Reflective Roofing Use On Commercial Buildings In The United States An Energy Type And Cost Analysis Html

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Lanco Evershield Roofing System By Blanco Group Issuu

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Black Jack Silver Seal 300 4 75 Gallon Aluminum Reflective Roof Coating 3 Year Limited Warranty In The Reflective Roof Coatings Department At Lowes Com

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Thermal And Energy Performance Of Green Roof And Cool Roof A Comparison Study In Shanghai Area Sciencedirect

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Http Www Environmentaljournal Org 1 3 Ujert 1 3 4 Pdf

535 Qs Enviro Lastic Karnak

535 Qs Enviro Lastic Karnak

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Pdf Passive Cooling Techniques Through Reflective And Radiative Roofs In Tropical Houses In Southeast Asia A Literature Review Karam M Al Obaidi Academia Edu

Nc Cool Roofs Nj Green Building Manual

Nc Cool Roofs Nj Green Building Manual

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Http Www Cityofmenifee Us Documentcenter View 1944 California Energy Re Roof Requirements

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Http Iibec Org Wp Content Uploads 2015 Cts Anderson Pdf

Construction Leed V4 For Steel Products Used In Construction Applications

Construction Leed V4 For Steel Products Used In Construction Applications

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Https Www Ul Com Wp Content Uploads 2014 04 Ul Solarreflectance Pdf

Heat Reflective Roof Paint With Brisco Roofing Cool Your Roof By Up To 30c

Heat Reflective Roof Paint With Brisco Roofing Cool Your Roof By Up To 30c

When It S Time For A New Roof Code Compliance Is Essential

When It S Time For A New Roof Code Compliance Is Essential

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Roofing Green Green Programs And Incentives To Grow Your Business Dr Jim Hoff Research Director Ppt Download

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Black Jack Silver Seal 300 4 75 Gallon Aluminum Reflective Roof Coating 3 Year Limited Warranty At Lowes Com

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Pigmented Glazed Ceramic Roof Tiles In Brazil Thermal And Optical Properties Related To Solar Reflectance Index Sciencedirect

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Http Dev Cityofpleasantonca Gov Civicax Filebank Blobdload Aspx Blobid 22903

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Pdf Preparation Of Nir Reflective Brown Pigment

Cool Roof Collection Roofing Shingles Owens Corning

Cool Roof Collection Roofing Shingles Owens Corning

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Http File Lacounty Gov Sdsinter Bos Supdocs 128102 Pdf

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