Duct Board Insulation R Value

Mechanical insulation pipe insulation pvc products and fittings.

Duct board insulation r value.

Does not consider presence absence of reflective barriers. The r 0 87 value for the first value in this air r value table subsection. Professional installers and diyers also can use blown in fiberglass insulation in an attic to achieve nearly any r value. Insulated with an r value of 6 for good hot and cold retention.

Closed cell polystyrene spray foam 1 inch thick 6 5. Ideal for hvac rectangular fabrication. Loose fill such as fiberglass cellulose mineral wool 8 23 inches thick 30 50. Assemble using fiberglass weave and mastic or duct board approved hvac duct tape for ease of use.

Expanded polystyrene foam board 1 inch thick. All ductboard features an antimicrobial black fiberglass mat finish and a fire resistant foil scrim kraft facing extending the full width of the male edge. Purchasing the ducting and the insulation separately is often more cost effective and has a greater variety of options when it comes time to choose the r value of your insulation. Value maximum operating temperature limits ul 181 ulc s110 internal.

150 f 66 c maximum air velocity ul 181 ulc s110 erosion test 6 000 fpm 30 5 m s static pressure limit ul 181 ulc s110 2 in. Hvac insulation duct board duct liner external duct insulation flexible duct insulation accessories the source insulation intel. For most applications a rating of r 6 or better will provide the best efficiency and long term cost effectiveness. 500 pa water vapor sorption astm c1104 3 by weight at 120 f 49 c 95 r h.

4 3 1 recycle content. Can be cut to size as needed to create your own hvac fittings or trunk duct for your convenience. Owens corning foamular 150 1 1 2 in. Ul 181 class 1 rigid air duct listed.

Open cell polyurethane spray foam 3 5 inches thick 12 6. Fiberglass insulation for most projects comes in batts and rolls with r values ranging from r 8 to r 49. Does not consider directions of heat flow up or down nor winter summer conditions. Does not consider internal convection effects.