• WEIDA ECOTRAP (CENTRALISED OIL & GREASE INTERCEPTOR)
  • WEIDA POLYSTOR HDPE WATER STORAGE TANK
  • WEIDA NAGA SEPTIC TANK
  • WEIDA POLYTRAP (GREASE TRAP)
  • WEIDA ECOPASS SSTS (SMALL SEWERAGE TREATMENT SYSTEM)
  • WEIDA ECOSEPT (SEPTIC TANK)
  • WEIDA POLYCHEM (CHEMICAL RESISTANT TANK)
  • MALAYSIA RAIN SAVER (RAIN WATER HARVESTING SYSTEM)