... 4mm~24mm GRP Modular Panel Water Tank Materials :Fiber Glass- Low alkali fibre glass conforming to ISO specificationsManufacturing Process :SMC hot ... panels will be provided for any type of piping materialsWater Tank Specification MaterialSizePanel ShapeThicknessRemarksStainless Steel 3041x1m, 1x0.5m, 0.5m ... , 1x0.5m, 0.5x0.5m“ X “ shapeBall shape1-5mmGRP/FRP/SMC 1x1m, 1x0.5m, 0.5x0.5mBall shape4-24mm