HDPE sheet membrane
Best for
Foundations and retaining walls
Expected life
Typically 10+ years
An underground structure or treatment tank needs a sealed barrier before it enters service.

HDPE & STP Membrane Waterproofing should begin with finding where the water enters and how it travels through the structure. We inspect the surface, joints and nearby drainage before recommending work.
The treatment is selected for the substrate, exposure and damage level. You receive a clear scope, surface-preparation plan and applicable warranty in writing.
Best for
Foundations and retaining walls
Expected life
Typically 10+ years
Best for
STP and ETP tanks
Expected life
System dependent
Best for
Construction joints
Expected life
Structure dependent
Indicative range. Final price confirmed free of cost after site inspection — it depends on area, damage level and system chosen.
We inspect the visible damage and likely entry points.
We identify the source instead of treating only the stain.
You receive a suitable system, scope and indicative schedule.
Our trained crew prepares and treats the surface under supervision.
We inspect the completed work and issue the applicable written warranty.
Project-specific written warranty follows substrate and chemical review. Coverage, duration and exclusions are stated in the approved quotation.
Book a free, no-obligation inspection and get a clear treatment recommendation.

Water rises through the basement floor or seeps through the retaining wall.
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Concrete stays damp even though there is no exposed surface available for a membrane.
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A live project needs one accountable waterproofing team across multiple work fronts.
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