See also material data sheet msds 1511 or msds 1911.
R38 rigid roof insulation thickness.
The thickness of your r 38 insulation will depend on the material you have the brand and how it s installed.
Insulation is designed to eliminate r value loss caused by compressing standard r 38 products in 2x12 cathedral ceiling construction.
As an example a 1 board label will include information from lttr s770 03.
3 r19 to r25 and add r5 insulative wall sheathing beneath the new siding.
Find your zone on the map and then use the chart to determine the level of insulation you need to properly insulate your attic walls floors and crawlspaces.
Jm s wall sheathing line ap foil and ci max are not governed by lttr test methods and have different r value measurement standards.
10 thick r 38c ecotouch thermal batt insulation prevents moisture damage and help assure long roof life by providing 1 of ventilation air space between the insulation and roof deck.
2 stated thermal resistance values are based upon conditioning requirements and test methodology found in astm c1289 and astm c518 for foil faced polyisocyanurate insulation.
The fiberglass comes in rolls also known as batts which vary in size.
Johns manville s residential insulation products help maintain energy efficiency and lower heating and cooling costs making homes more comfortable year round.
Case study salesforce tower.
Existing 3 4 inches of insulation uninsulated floor uninsulated wood frame wall insulated wood frame wall 1 r30 to r49 r25 to r30 r13 n a 2 r30 to r60 r25 to r38 r13 to r19.
1 when joints penetrations detailed appropriately.
Product thickness in 10 25 in 2 10 25 2 12 in 8 eco options category.
4 r38 to r60 r38 r25 to r 30.
In q4 2013 jm will modify its packaging to reflect lttr values by both test methods.
Owens corning r 38 ecotouch pink cathedral ceiling kraft faced fiberglass insulation batt 23 3 4 in.
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.
Owens corning insulation products help improve thermal performance and control moisture in commercial institutional and.
An r 38 fiberglass batt should be approximately 12 inches thick while the thickness of cellulose insulation of a finished fitted product will larger.
Get free shipping on qualified r38 fiberglass insulation or buy online pick up in store today in the building materials.
The information on this page is based on data considered to be true and accurate based on periodic internal.
Achieving greater r values in attics the higher the r value the better the thermal performance of the insulation.
8 bags model k91 view the.
We re proud to say our products can be found in some of the tallest and safest buildings around the globe like salesforce tower.
With a minimum of 70 recycled content the installed thermafiber products contributed to valuable leed credits helping the building earn a leed platinum certification.
