top of page
Waterproofing basement

Ultrachem UMH 120

Pre-applied waterproof membrane for basement made from High-Density Polyethylene (HDPE) which will bond with concrete after casting. Ultrachem UMH 120 will wrap the basement area and protect it from groundwater pressure.

Products > Waterproofing > Ultrachem UMH 120

Membran waterproofing HDPE

Application area

  • As waterproofing for underground basement structure

  • To protect concrete surface from contamination and aggressive soil conditions

  • Waterproofing for tunnels, MRT, subway

  • Prevent damage from coal gas, natural and methane gas from underground


  • Very strong adhesion to concrete

  • Not affected by shifting of soil layers

  • Does not require a primer layer and additional protective layer, can withstand traffic and activities in the field after application

  • Very easy application process

  • Resistant to UV rays and moisture

  • Consistent adhesion even if submerged in water


1 roll = 1 m x 20 m

Thickness: 1.2 mm

WA logo png.png
bottom of page