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With a natural size variation of 10–25mm
Stud walls
maintaining alignment in timber
Disc Placement: Position the disc flush against the insulation surface before inserting the fixing through the central aperture
Box Gutters: Forms or lines narrow to medium box gutters
Cavity Wall Insulation Board – PIR – Full Fill Application 20mm Polar White Chippings Bulk Bag (800kg) With a natural size variationProduct Overview The 115mm Full Fill Insulation T&G Board is designed for optimal performance in masonry cavity wall applications. Measuring 1200mm 460mm, this rigid polyisocyanurate (PIR) insulation board features tongue and groove joints on all sides, ensuring precise interlocking to minimize thermal bridging. Each board comes with a multi layer foil facing, reflective on one side and alkali resistant on the other, enhancing both thermal efficiency