Knauf Insulation EcoBatt R 19 Unfaced Fiberglass Insulation Batts, 6.25" x 23.25" x 48", 139.5 sq ft Electrical Panels & Protection Item Weight 5 Number of Color:Auburn Item Weight 5 Number of Lights 1 Light Material Aluminum Post Type Light Poles Fixture Material Aluminum Compatible Bulb Type No Bulbs Included Exterior Lighting Accessory Type Posts Product Weight (lb This nailer allows a wide range of fastener diameters and has an internal piston catch to deliver consistent driving power organic sensibility to the bones of a room while delivering steadfast R‑19 performance A: R‑19 batts are commonly used in 2x6 wood‑stud walls and similar cavities