sri value of wood roof decking

A Practical Guide to Cool Roofs and Cool Pavements

technical advisor on its cool roof and pavement initiative. regions20.org ... sri = 92 sr = 0.75 te = 0.83 r = low. The values in the above examples are estimates.6 Actual ... Wood Shake. 15 to 30 .. bridge decks, and plazas all have specific.

Urban Heat Island Reduction, SRI - Concrete Thinker

Concrete provides reflective surfaces with good solar reflective index (SRI) that . masonry, and wood) have an emittance between 0.85 and 0.95, and a value of . of parking spaces undercover (such as underground, under deck, under roof,.

How to Install Rigid Foam On Top of Roof Sheathing .

3 Apr 2015 . After installing several layers of rigid foam above the roof sheathing, these .. While polyiso insulation has an R-value of about R-6 or R-6.5 per inch, .. into solid wood of 1? inch 〞 and you'll have more than enough screws. ... The aged SRI of various roofing materials can be searched on the CRRC site:.

Green Roofing & Cool Roofing | ZENITH ROOFING SERVICES, LLC

When people ask about 'green roofing', they generally mean an energy efficient . Polyisocyanurate Insulation: Highest R-value per inch of roofing insulations at . EPS: Commonly used to create thickness and slope in Lightweight Insulating Concrete roof deck. . SRI 78 is usually the minimum to be considered a cool roof.

LEED NC-2009 SSc7.2 Heat Island Effect〞Roof | LEEDuser .

We don't know the SRI value of some roofing materials we are using. What should .. as a roof. For example, in some high-rise applications a rooftop pool deck will need to factor into equations. ... SRI Data 每 Certi Cedar Shakes and Shingles.

The 8 Golden Rules for Foam-Free Unvented Asphalt Shingled Roofs

31 Mar 2016 . When insulating a wood roof structure, 475's goal, as always, is to build . using foam above or below the roof deck (see our 475 series Foam Fails). . Use roof shingles with a Solar Reflectivity Index (SRI) value below 40 (in.

Cool Roofs - City of Palm Desert

27 Aug 2014 . . into the building. You can use the SRI calculator to determine the SRI value for a specific .. Steep slope R-4 or greater insulation above the roof deck in CZ 10-15. Low slope .. Wood-framed roofs in climate zones 3, 5.

solar reflectance index wood - Outdoor Decking Product

Products 69 - 81 . Leed Product Data - Tile Tech Pavers . in a high Solar Reflectance Index (SRI) value; Tile Tech Cool-Roof? pavers . Tile Tech's IPE Wood.

Tile Tech Pavers - Design Guide

Cool Roof Pavers: Provide for high SRI values and contribute to Leed points. . IPE Wood Deck Tiles ; Porcelain Pavers?; All Tile Tech Concrete Pavers;.

Cool Roofs (PDF) - US EPA

Roofs, and UHI Activities chapters under contract PO #2W-0361-SATX. Experts who ... mounted directly on deck. Cool colored tiles on battens. Cool roof products can be indistinguishable from ... 0.5-2.0 Wood Shake .. The SRI is a value.

Reflective surfaces (geoengineering) - Wikipedia

Reflective surfaces are surfaces that can deliver high solar reflectance and high thermal emittance (the ability to radiate absorbed, or non-reflected solar energy). Reflective surfaces are a form of geoengineering. The most well-known type of reflective surface is the cool roof. .. SRI measures the roof's ability to reject solar heat, defined such that a.

Sustainable Green Building with Clay and Concrete Roof Tile - Boral

If you are new to Hanley Wood. University, create a .. airflow between the tiles and roof deck. How do . solar reflectance index (SRI) value, the less additional.

Solar Reflectivity (R) & Solar Reflectance Index (SRI) by Color .

To meet LEED requirements a roofing material must have a SRI of 29 or higher for steep slope (>2:12) roofing and a SRI value of 78 or higher for low slope.

Cool Roof Solutions Brochure - Johns Manville

SRI is determined by using the reflectivity values, emissivity values and the steady state .. under cover (defined as underground, under deck, under roof or under a building); any .. Wood-framed roof assemblies in climate zones 3-5, exempt.

Cool Metal Roofing | WBDG Whole Building Design Guide

19 Oct 2016 . Cool metal roofing can provide the desired high reflectance and low . them, non-structural systems transfer loads to the roof deck beneath them. . The horizontal panels simulate the look of standard shingles, wood shake, slate, and tile. .. reflectance index (SRI) value as provided in Table 404.3.1 for roof.

Tougue and Groove Roof Decking - American Wood Council

and roof decking shall be graded in accordance with the grading rules under .. Specification Supplement: Design Values for Wood Con- struction. Allowable.

Real Life LEED: SRI Values for Copper Roofing - Old vs. New

27 Aug 2009 . Copper Roof Installation - Broad Street, Charleston, SC . Strangely when it gets really old it starts to climb up in SRI value again, though not enough to put you in . What is the accepted SRI value for IPE or Teak decking?

LEED NC-2009 SSc7.1 Heat Island Effect〞Non-Roof | LEEDuser .

This LEED credit allows you to use the higher SRI value if the concrete is new. . Is a gravel surface considered hardscape? How about artificial turf? Wood? .. The parking is considered to be under a deck and hence, the roof of the podium.

Cool Roofs - California Energy Commission - State of California

30 Jun 2015 . Glass, Deck Mounted .. Wood-framed roofs (low-sloped) in certain CZs & improved insulation .. Calculate the SRI Value by using the SRI-Worksheet at (TBD) and enter the resulting value in the SRI Column above and attach.

Leed Product Data - Tile Tech Pavers

This high SRI value allows you to meet the needs for ※LEED§ certified projects when used on your roof and decks. . Tile Tech's IPE Wood Tiles are constructed from kiln dried 1℅3 IPE wood face slats secured to 3 IPE wood support runners.