Imishini ye-LB inikezela ngomugqa ophelele wokukhiqiza we-pvc kagesi osuka ku-16mm(0.5inch) ukuya ku-50mm(1.5 intshi).
Imishini ye-LB inikezela ngomugqa ophelele wokukhiqiza we-PVC/PE Drainage & Ipayipi lokukhucululwa kwendle osukela ku-50mm kuya ku-1200mm.