R5.0 Earthwool Ceiling Insulation Earthwool Insulation comes in variety of widths and thicknesses to match the two most common joist height and spacing. Knauf Earthwool ceiling insulation "batts" (batts are individual rectangular segments of insulation) come in compressed packs for easy transportation and faster handling.. Earthwool ® R-5.0 Ceiling insulation offers high performance, with exceptional energy saving properties, enabling you to keep your home cool in summer and warm in winter. It's soft, made using up to 80% recycled glass, and comes in pre-cut rectangles at either 430mm or 580mm widths to suit most ceiling joist centres.
Find Earthwool R5.0 210 x 580 x 1160mm 7.40m² Insulation Ceiling Batt - 11 Pack at Bunnings. Visit your local store for the widest range of products.. Bradford Gold Hi-Performance ceiling batts are a high density insulation for the ultimate in comfort and energy efficiency when installed in exterior cavity walls.