High Density Fiberglass Insulation R Value

High density sidewall batts are available in sizes to fit standard construction without loss of r value due to compression.
High density fiberglass insulation r value. On center 2 in. Insulation or other building material 9. Technical information the kraft facing. Lengths for easy installation in 24 in.
R 21 high density ecotouch. Compare insulation r values before you buy. R 49 kraft faced insulation is formaldehyde free fiberglass insulation r 49 kraft faced insulation is formaldehyde free fiberglass insulation protected on one side with moisture resistant kraft facing. W x 48 in.
Framing attics and ceilings. However it offers relatively low r values spanning r 3 1 to r 4 3 per. R 38 batts for 12 inch 304 mm spaces are also available. 8 bags r 38 ecobatt kraft faced high density fiberglass insulation batt 10 1 4 in.
Fiberglass chopped loose fill. Aging effects comments. Aging effects comments. The higher the r value the greater the insulating power.
Fiberglass loose fill insulation is made from molten glass that is spun or blown into fibers. The amount of. High density cathedral ceiling batts allow an airspace between the insulation and roof deck for ventilation. R 38 ecobatt kraft faced high density fiberglass insulation batt 10 1 4 in.
High density batts meet the energy saving requirements of today s codes without requiring changes. Available in batts blankets rolls and loose fill fiberglass is the most ubiquitous insulation material in use today. High density sidewall batts are available in sizes to fit standard construction without loss of r value due to compression. R means resistance to heat fl ow.
Benefits high density sidewall batts come in a range of sizes to accommodate standard construction projects without decreasing r value during the compression process. 15 bags r 30 cathedral ecobatt kraft faced fiberglass insulation batt 15 in. You only need four inches of r 3 5 cellulose in a wall cavity to exceed the recommended insulation level of r 13 for walls located in zone 4. Maximum r value at lower costs r 15 ecotouch insulation is designed to allow the use of a thinner exterior sheathing while still easily achieving high recommended r values for exterior walls.
High density cathedral ceiling batts allow an airspace between the insulation and roof deck for ventilation. 3 thick r 15 ecotouch insulation delivers 36 more r value than standard r 11 fi ber glass insulation. High density batts for a 2 by 6 inch 51 by 152 mm frame wall offer r 21 and high density batts for an 8 5 inch 216 mm spaces yield about an r 30 value. 2 5 3 7 20.
Idi s certainteed batts are compression packaged to streamline the handling process and are available in multiple r values and facings to fit the needs of your project and. The chart shows the r value of this insulation. These batts meet the energy saving requirements of today s codes without requiring changes in construction.