Urban Heat Island Reduction, SRI - Concrete Thinker.A composite index called the solar reflectance index (SRI) is used by the U.S. Green Building Council and others to estimate how hot a surface will get when exposed to full sun. The temperature of a surface depends on the surface's reflectance and emittance, as well as solar radiation. The Solar Reflectance Index (SRI) is.
Assessment of the Temperature of Waterproofing Membrane When ..This has focused attention on coatings called "cool roofs" that increase the reflectivity of the decks, thereby reducing their .. Apply to at least 75% of the roof a deck coating that has a Solar Reflectance Index (SRI) greater than or equal to the following: ... of the crushed glass thanits color and composition. As the glass is.
Solar Reflectance - DC Kerckhoff Company.pavement, roof, solar reflectance, reflectivity, slag cements, sustainable construction, urban heat island . combinations of concrete constituents meet the solar reflectance index requirements in the. Leadership in Energy .. Solar reflectance Index (SRI) is a composite measure that accounts for a surface's solar reflectance.
Solar Reflectance Index Measurements - Surface Optics Corp..Building designers and developers that are pursuing the Heat island reduction credit for LEED certification require documentation of the Solar Reflectance Index (SRI) for their project's roofing materials, shade giving structures, and paving materials. Under the U.S. Green Building Council's LEED 2009 rating system, credits.
TABLE OF CONTENTS - ASC Building Products.a composite of conductive properties including existing climatic conditions. This “operating” temperature can . Use roofing materials having a Solar Reflectance Index (SRI) equal to or greater than the valued in the table below for a .. roof deck insulation above vented attic in CZ 10,11,13 and 14. (4) EXCEPTION: ductless.
Solar Reflectance - Alumet.The environmental classification system LEED askes for the solar reflectance index (SRI) particularly on roofs. The colour is the most important aspect for the solar reflectance and SRI. The SRI is calculated according ASTM E1980-01, which describes the standard practice for calculating Solar Reflectance Index of.
ArmourReflect White Coat, Roof Coatings | IKO.IKO ArmourReflect White Coat is an acrylic-based, breathable elastomeric coating, which provides high Solar Reflectance Index (SRI) values. Available in 18.93 L (5 U.S. gal) pails, this coating may be applied by brush or roller without dilution. IKO ArmourReflect White Coat shows exceptionally good flexibility, protective.
Cool Roof Solutions Brochure - Johns Manville.under cover (defined as underground, under deck, under roof or under a building); any roof used to shade or cover parking must have an SRI of at least 29. SSc7.2. OPTION 1 – Use roofing materials with a Solar Reflectance Index. (SRI) of 78 for low-sloped roofs and 29 for steep-sloped roofs. OPTION 2 – Install a vegetated.
An Unlikely Pair - Cool Roof Rating Council.An example would be that the efficiency of a PV system frequently improves when it is placed above a cool roof. Because of their lighter color, cool roofs reflect sunlight (solar reflectance) and efficiently emit thermal radiation (thermal emittance). By cooling the roof and lessening heat transfer into the building, cool roofs.
Solar Reflective Shingles Brochure - CertainTeed.Some CertainTeed Reflective Shingles are also ENERGY STAR qualified roof products that meet both solar reflectance and thermal emissivity requirements. Product. Product ID. Initial. CRRC Rated Product Directory. Solar. Reflectance. Thermal. Emittance. Solar Reflective. Index. CA 2016. Title 24*. Energy Star. Certified.
Building on Solar Reflectance: Meeting cool roof standards with ..7 Mar 2017 . Tile roofs—both concrete and clay—are cool by design in ways that include solar reflectance, as well as going beyond it. Pitched tile . in Energy and Environmental Design (LEED) rating system qualify a 'cool roof' in terms of solar reflectance (SR) and thermal emittance (TE), or Solar Reflective Index (SRI).
WHITE REFLEX WHITE REFLEX Ultra WHITE REFLEX Fire Resistant.9 Feb 2016 . Two coats of high reflectance coating WHITE REFLEX. 2. Primer. JOINT DECK. TRAPEZOIDAL OR CORRUGATED PANELS IN GOOD CONDITION . The Solar Reflectance Index (SRI) on bituminous surfaces of 104 for WHITE REFLEX and WHITE REFLEX Fire Resistant and 110 for WHITE REFLEX Ultra,.
cool roof guidelines - Houstontx.gov - City of Houston.19 Jul 2017 . b. has no ventilated cavity, and c. has the insulation entirely below deck (i.e., does not include composite concrete and metal deck construction nor a . The three (3) basic tests which classify the roof covering material are Solar Reflectance, Thermal Emittance, and Solar. Reflectance Index. Results range.
section 074113 - insulated metal roof panel - MBCI.Ultra-Dek is a registered trademark of Metal Building Components, Inc. (MBCI) . Division 05 Section "Steel Decking" for continuous metal decking supporting metal panels. Division 05 Section . ASTM E 1980 - Practice for Calculating Solar Reflectance Index of Horizontal and Low-Sloped Opaque Surfaces. Cool Roof.
Roof solar reflectance and thermal emittance | UpCodes.Above-roof decks or walkways. 1.5. Skylights. 1.6. HVAC systems and components, and other opaque objects mounted above the roof. Portions of the roof . Solar reflectance index (SRI) shall be determined in accordance with ASTM E 1980 using a convection coefficient of 2.1 Btu/h ? ft2 ? °F (12W/m2 ? K). Calculation of.
2017 Product Guide: Decking and Outdoor Products | Builder ..3 Apr 2017 . The company's wood composite material for use in decking, siding, and fa?ade profiles is formulated from approximately 30% rice husks by weight, combined with calcium . Their surfaces have a solar reflective index of 60% to 80%, and are naturally resistant to cold, chemicals, stains, and slippage.
AJ-44 SR Topcoat - Dex-O-Tex.AJ-44 SR Topcoat PDS. 1. PRODUCT DESCRIPTION. A. COMPOSITION. AJ-44 SR Topcoat is a single component self-crosslinking solar-reflective acrylic sealer designed for application on Dex-. O-Tex Weatherwear, Dex-Flex and other promenade deck, . increases the solar reflectance index (SRI) of the exposed surface.
Reducing Urban Heat Islands: Compendium of Strategies - EPA.high solar reflectance low emittance white roof very high reflectance high emittance. Lisa G artland. On a hot, sunny, summer day, a black roof that reflects 5 .. on deck. Cool colored tiles on battens. Cool roof products can be indistinguishable from their conventional counterparts. The rightmost row of curved tiles uses.
White Roof - Building Features.When BURmastic Adhesive is combined with the BURmastic Composite Ply, it produces the highest quality, cold applied built-up roof available. . the Rock-It Calcite, which combines excellent reflectivity and emissivity properties, ensured the roof would achieve the required solar reflectance index (SRI) number of 78.