SpletDescription Closed-cell polyisocyanurate (polyiso) foam core integrally bonded to non-asphaltic, fiber-reinforced organic felt facers. ACFoam-II is offered in a variety of thicknesses, providing long-term thermal resistance (LTTR) values from 5.7 to 26.8. Available in 4ft x 8ft (1220mm x 2440mm) and 4ft x 4ft (1220mm x 1220mm) panels. Splet28. jul. 2024 · Here are the R-values of the most popular commercial roofing systems: Spray Polyurethane Foam: 6.5 per inch of thickness. Metal: 0.00 per inch of thickness. TPO: 0.24 per inch of thickness. EPDM: 0.33 per inch of thickness. BUR Gravel: 0.34 per inch of thickness. BUR Smooth: 0.24 per inch of thickness.
R-Value Chart • 38 Types of Insulation & Roofing Materials - Roof …
Splet19. jan. 2024 · Polyurethane Roof Insulation R = 7.2. Polyurethane in sprayed-on foam is a high R-value choice for flat roof insulations. The American Chemistry Council Center for the Polyurethanes Industry reports R-values of up to 7.2 per inch. For commercial flat roofing, either 1-component or 2-component spray polyurethane foam is commonly used as well … Splet02. okt. 2024 · R905.11 Modified bitumen roofing; R905.12 Thermoset single-ply roofing (Roof Online Note: This section covers EPDM roofing.) R905.13 Thermoplastic single-ply … hcl technologies phone
DensDeck Prime Roof Board - Johns Manville
Splet08. sep. 2024 · The following R-value chart provides typical roof insulation R-values, other building insulation R-values, and the R-value of roofing materials like shingles and single … Roofing manufacturers’ websites can be very useful sources of information, but y… Please Note: We do not sell roofing materials and we do not provide roofing contr… SpletPerfect for use with virtually all membrane roofing systems, GenFlex GL ISO is a highly efficient thermal insulation board with a polyisocyanurate foam core bonded to fiber … Splet27. feb. 2024 · For instance if you have a material with an R-value of 12 attached to another material with an R-value of 3, then both materials combined have an R-value of 15. ... ROOFING THICKNESS R-VALUE (F° · SQ.FT. · HR/BT; Asphalt Shingles: 0.44: Wood Shingles: 0.97: GLAZING ... In the chart above, you will notice that there are two vastly different R ... hcl technologies pittston pa