What is R5 continuous insulation?
DuPont Tyvek R5. 0 wrap provides a breathable air, water and thermal protection product designed to meet updated building codes and standards for continuous building insulation. The operative word here is “breathable,” thereby negating the need for air exchangers in other types of systems.
How good is R5 insulation?
In this laboratory test: After hitting equilibrium, the sample with the layer of R-5 CI used 23% less energy than the standard R-20 stud wall. Throughout the entire 55-hour test, the wall assembly with the CI layer consumed roughly 45% less energy than the R-20 wall.
What is R-value continuous insulation?
Continuous insulation is continuous over framing members or furring strips and is free of significant thermal bridging. The R-values of other parts of the building assembly (e.g., gypsum board and air films) are accounted for by the program and should not be entered.
What is the thickness of R 5 Rigid insulation?
Rmax R- 5, 0.75-in x 4-ft x 8-ft R-Matte Plus-3 Faced Polyisocyanurate Garage Door Foam Board Insulation.
Is spray foam considered continuous insulation?
Medium-density, closed cell spray foam insulation provides a high performance wall assembly solution by combining four functions in one material: truly continuous insulation, a continuous air barrier, a full water-resistive barrier, and a vapor barrier.
What qualifies as continuous insulation?
What is Continuous Insulation? Continuous insulation, also known as outsulation, is defined in American Society of Heating, Refrigerating and Air-conditioning Engineers 90.1 (ASHRAE 90.1), as: “Insulation that is continuous across all structural members without thermal bridges other than fasteners and service openings.
What is the R-value of 2 inch rigid insulation?
R-Value Chart for EnerfoilTM Rigid Foam Faced Insulation
| Thickness (Inches) | R-value (in I-P/Imperial) | RSI (R-value in Metric) |
|---|---|---|
| 1.5 | 9.3 | 1.62 |
| 2.0 | 12.4 | 2.16 |
| 2.5 | 15.5 | 2.7 |
| 3.0 | 18.6 | 3.24 |