R38 Rigid Roof Insulation Weight

If you are fortunate perhaps you will have the opportunity to educate the responsible party. One of the downsides of bid work is that efforts to clarify information such as this can often be futile. Weight of wood and wood products will vary as the moisture content varies and as density of grain varies.

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With a minimum of 70 recycled content the installed thermafiber products contributed to valuable leed credits helping the building earn a leed platinum certification.

R38 rigid roof insulation weight.

Is there a reason why asce might be so much heavier. A built up roof for example will typically include the built up membrane itself with or without gravel as well as some kind of insulation and cover board which will vary in thickness from roof to roof. The intent may be to also cover the weight of the structure but then it is generally someone s conservative guess. Three ply ready roofing 1 1 four ply felt and gravel 1 5 5 five ply felt and gravel 1 6 20 gage metal deck 1 2 5 18 gage metal deck 1 3 0 05 thick polyvinyl chloride polymer membrane 4 0 35 1 fiberglass batt insulation 0 04 1 loose fiberglass insulation 0 04 1 loose cellulose insulation 0 14 1 rigid insulation 1 1 5.

When it comes to estimating the weight of an existing roof field verification of the in place construction is necessary. R value insulation to determine the r value of a material a range of values are taken into account including the fabric of the item the density of the material and its overall thickness. Foamular xps roof insulation for commercial buildings page 5 foamular xps roof insulation for commercial buildings foamular xps insulation is a rigid foam insulation which meets the needs of today s design professionals for a truly sustainable insulation product. Local codes should be consulted for live load requirements.

Case study salesforce tower. Owens corning r 38 ecotouch pink cathedral ceiling kraft faced fiberglass insulation batt 23 3 4 in. Is it assuming some sort of saturation. Owens corning insulation products help improve thermal performance and control moisture in commercial institutional and.

We re proud to say our products can be found in some of the tallest and safest buildings around the globe like salesforce tower. Firestone has been committed to offering a complete line of high performing roofing solutions as individual as your building. Rigid roof insulation weight rigid roof insulation weight boiler106 structural op 9 aug 17 15 48. Determining how thick r 38 insulation is will depend upon not only its r value but also other factors such as size use of material and weight.

Rigid fiberglass 1 thick 1 5psf roll or batt insulation rock wool 1 thick 0 2psf glass wool 1 thick 0 06psf alpol 0 1psf note. This commitment has resulted in the development of firestone insulation boards and firestone cover boards. Asce states that rigid roof insulation weighs 1 5 psf per inch of thickness whereas polyiso insulation like thermax is 0 25psf per inch. Load of 20 psf.

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