MasterSeal HLM 5000

Liquid, cold-applied elastom​eric waterproofing membrane system

Formerly: Sonoshield HLM 5000

How doe​​s MasterSeal HLM 5000 work?

MasterSeal HLM 5000 is a one-component, moisture-curing, bitumen-modified polyurethane elastomeric waterproofing membrane for exterior below-grade or between-slab applications.

Recommended uses:

  • Concrete
  • Plywood (exterior)
  • Exterior below grade (on masonry, concrete, and incidental metal)
  • Above grade (between two-course concrete and within cavity walls)
  • Parking garages and concrete tanks
  • Plaza decks and malls
  • Fountains and pools
  • Balconies and planters
  • Below-grade slabs
  • Walls and culverts
  • Sea walls, dams and reservoirs

What are the unique features of MasterSeal HLM 5​​000?

  • Available in standard and high-build systems
  • Available in four grades:
    • MasterSeal HLM 5000 SL (self-leveling/squeegee)
    • MasterSeal HLM 5000 S (spray)
    • MasterSeal HLM 5000 T (trowel)
    • MasterSeal HLM 5000 R (roller)

What are the benefi​​ts of MasterSeal HLM 5000?

  • Waterproofing membrane to prevent water penetration
  • Elastomeric accommodates expansion and contraction
  • Wide service-temperature range, making MasterSeal HLM 5000 suitable for all climates
  • Chemical resistance to bacterial attack, select acids, alkalis and salts
  • Seamless cold-applied membrane eliminates lapping, seaming and precutting

US / Canada Prod​​uct Information

Data Guide

Data Guide (French)

Data Guide (Spanish)

Certification Letter

LEED Letter

Guide Specs

Safety Data Sheet​​s (SDS):

MasterSeal HLM 5000​ - Self-Leveling Horizontal

MasterSeal HLM 500​0 - Spray

MasterSeal HLM 5000 - Rolle​​r Grade

Canada - English

MasterSe​al HLM 5000 - SP Grade

Canada - English

MasterSeal HLM 5000 - ​Trowel Grade

Canada - English

Direct contact

Master Builders Solutions Technical Support

Construction Systems


Safety Data Sheet (SDS)

Find all available safety data sheets for this product.

Product Certifications

Generate a free certificate of conformance for a specific BASF construction product.

Related Literature

Certification Letter

pdf (55.30 Kb)

Data Guide

pdf (576.62 Kb)

Data Guide (French)

pdf (616.07 Kb)

Data Guide (Spanish)

pdf (502.29 Kb)

Guide Spec

doc (106.99 Kb)