Size: Large,120x15x10mm Type: Multi-Span Agricultural Greenhouses Cover Material: Film Material: PVC Layer: Single Model Number: GB-E1510 Place of Origin: Sri Lanka Brand Name: GALUKU Volume: 18L Galuku Hydroponic substrates are manufactured with premium quality coco peat.through a decade of reserch & product deveopment with international growers,our hydroponic coir substrates are now formulated with selected coitpith particle size,combined with graded coconut husk chips. Galuku offers re-cut drainage & planting hole,as well as per-drilled dripper holes according to costumer requirements.we also offer costomized slab size.Hydroponic slabs are proven & reliable grow bags for genaral green house cropping.These slabs have high moisture & air retention capacity,making it suitable for most types of climatic conditions.