Sikaplan® WT 4220-18 H

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Sikaplan® WT 4220-18 H

Main benefits

Sikaplan® WT 4220-18 H is a 1.8 mm thick waterproofing membrane based on flexible polyolefin (FPO-PE). It offers high resistance to permeability, proven durability in water tanks and easy installation for airtight and long-lasting solutions. Its FPO composition guarantees excellent flexibility at low temperatures and resistance to impacts, UV and common chemicals in water environments. Ideal for ensuring the tightness of tanks, pools and storage systems.

Apps and features

  • Waterproofing membrane for water tanks and water storage systems.
  • 1.8 mm thickness based on FPO-PE for optimal strength and flexibility.
  • High tightness against water, with excellent chemical compatibility with agents used in water management.
  • Resistance to temperature cycles and mechanical stress typical of permanent installations.
  • Easy installation and sealing with compatible solutions, without the need for aggressive solvents.
  • Compatible with different substrates and reinforcement systems for water tanks, wells and cisterns.