R45 Attic Insulation

Roxul safe 45 is a semi rigid stone wool insulation board ideal for firestopping in concealed spaces of multi unit residential buildings the roxul safe 45 product complies with the 2006 building code 9 10 16 3 2.

R45 attic insulation.

Along with knowing the r value of a particular insulation it is also important to calculate the r value of a total system. In comparison an inch of blown fiberglass insulation has an r value of 3 1 3 4 and an inch of blown cellulose in an attic has an r value of 3 2 3 7. Insulated to r40 it loses 2500 btuh insulated to r50 it loses 2000 btuh a difference of 500 btuh. As a benchmark one inch of solid wood has an r value of 1.

Set your store to see local availability add to cart. R values are cumulative meaning that if you place r14 insulation over an initial layer with an r value of 30 the insulation ends up being r45. Kraft faced insulation has a vapor retarder that helps to control moisture. Insulate the attic with owens corning s ecotouch pink fiberglas insulation canada s 1 home insulation.

View the owens corning attic insulation 819 00 pallet 819 00 pallet standard delivery. Owens corning pink insulation is soft to the touch and easy to install. Blown in insulation is installed using blowing machines. Model k4924 897 80 897 80.

This calculator is to be used as an estimating tool only. Input depth of existing blown in insulation in inches. You get a free blown in machine rental with your insulation purchase. Set your store to.

Ecotouch pink fiberglas insulation has outstanding thermal resistance for maximum energy savings. Click the button to calculate the approximate r value for this job. Get a free 24 hour blown in machine. Attic existing 3 4 inches of insulation uninsulated floor uninsulated wood frame wall insulated wood frame wall 1 r30 to r49 r25 to r30 r13 2 r30 to r60 r25 to r38 r13 to r19 n a 3 r30 to r60 r25 to r38 r19 to r25 and add r5 insulative wall sheathing beneath the new siding.

Johns manville r 49 kraft faced fiberglass insulation batt 24 in. Homeowners prefer ecotouch pink fiberglas insulation because it maintains insulating power over time.