Page 138 - USG-Ceilings Plus Flip Book

SD14 3/16” ROUND HOLES @ 3/8” STAGGERED 20% SD20 3/16” ROUND HOLES @ .365” DIAGONAL 39% SD25 .201” ROUND HOLES @ 3/4” STRAIGHT 5.6% SD26 .201” ROUND HOLES @ 3/8” STRAIGHT 23% ST20 1/4” ROUND HOLES @ 1/2” STRAIGHT 20% LT29 3/8” ROUND HOLES @ 1-1/4” STRAIGHT 7% 138 PERFORATIONS ST20 6.4mm ROUND HOLES @ 12.7mm STRAIGHT 20% SD25 5.1mm ROUND HOLES @ 19mm STRAIGHT 11% SD14 4.8mm ROUND HOLES @ 9.5mm STAGGERED 20% LT29 9.5mm ROUND HOLES @ 31.8mm STRAIGHT 7% SD26 5.1mm ROUND HOLES @ 9.5mm STRAIGHT 11% SD20 4.8mm ROUND HOLES @ 9.3mm DIAGONAL 39%