Sika - Sikaplan WT 4220-18H waterproofing membrane

Sealing membrane based on flexible polyolefins (FPO-PE). Used to seal a tank in water / sprinkler in confined spaces. Suitable for water up to 40 ° C.

Features

• solvent-free, fungicide, heavy metals
• permanently resistant to water up to 40 ° C
• harmless and neutral to the environment (no extractive substances)
• hot air welding possible
• can be applied to a damp surface

Technical data

• chemical base: flexible polyolefin (FPO-PE)
• weight 1.67 kg / m ²
• smooth surface
• light blue color
• thickness 1.80 (-5% / + 10%) mm
• area mass 1.67 (-5% / + 10%) kg / m ²
• ^{tensile strength> 20.5 N / mm}
• ^{puncture resistance 3.00 (0.40) kN}
  
• ^{tear resistance ≥ 120 kN / m (V = 50 mm / min)}
• coefficient of thermal expansion 230 x 10-6 (55 10-6) 1 / K
• 2.7 m ² roll (length 5 m, width 0.54 m)