Hydraseal DPM

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A solvent and water free, epoxy resin, liquid applied surface Damp proof membrane. Designed to withstand moisture vapour from substrates.

Hydraseal DPM
Allows immediate installation of moisture sensitive floor finishes onto substrates with a moisture content of up to 100% RH. Also acts as a Radon barrier when applied to a minimum 0.625mm.

Hydraseal One Coat
Allows immediate installation of moisture sensitive floor finishes onto substrates with moisture content of up to 85% RH.

Flowcrete products are guaranteed against defective
materials and manufacture and are sold subject to
our standard ‘Warranty, Terms and Conditions of
Sale’, copies of which can be obtained on request.
Warranty does not cover suitability, fit for purpose or
any consequential or related damages. Please review
warranty in detail before installing the products.


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  • Water Permeable: Semi permeable to water vapour and tolerates up to 99% relative humidity
  • Excellent Adhesion: Provides a secure bond to concrete and screed substrates.
  • Solvent Free: Solvent free, low in VOCs and environmentally friendly.
  • Easy to Apply & Time Saving: Coloured coats allows visual control of the membrane uniformity whilst laying. Allows early installation of floor finishes.
  • Eurofins Gold Certified Product for Indoor Air Quality
Hydraseal DPM Technical Data Sheet (en-GB).pdf TDS
Hydraseal DPM - Synthetic Resin Screed Declaration of Performance (en-GB).pdf Declaration of Performance
Hydraseal DPM Base A Safety Data Sheet (en-GB).pdf Safety Data Sheets
Hydraseal DPM Hardener B Safety Data Sheet (en-GB).pdf Safety Data Sheets
Hydraseal DPM System Data Sheet (en-GB).pdf TDS