Mapei Mapeproof One Coat DPM

DESCRIPTION

Mapei Mapeproof One Coat DPM

Mapei Mapeproof One Coat is a high-performance two-component epoxy surface damp proof membrane, designed to provide fast, effective protection against residual and construction moisture in subfloors. Ideal for use beneath resilient flooring, this single-coat system is trusted for its ease of application and excellent moisture control, even on substrates with high relative humidity. Mapeproof One Coat enables early installation of floor coverings, saving time on site and reducing delays. It is suitable for a wide range of substrates including cementitious and calcium sulphate screeds, making it an essential solution for professional flooring installations. Whether you're working on a new build or a refurbishment, this damp proof membrane offers superior reliability and compliance with British Standards.

Features and Benefits

• Controls residual, static and construction moisture in one coat
• Suitable for both cementitious and calcium sulphate/anhydrite substrates
• Rapid, easy-to-apply formulation saves time on site
• Enables earlier floor installation, reducing project downtime
• Compatible with underfloor heating (cementitious substrates only)
• Solvent-free, low odour and compliant with health and safety standards
• Effective up to 97% RH on cementitious and 90% RH on calcium sulphate substrates

Technical Specifications

• Composition: Two-component epoxy resin
• Application: Single-coat system
• Compatible substrate moisture: Up to 97% RH (cementitious), 90% RH (calcium sulphate)
• Application method: Roller or brush
• Curing time: Typically overnight under standard site conditions
• Colour: Grey
• Coverage: Approx. 25–30 m² per 10 kg unit, depending on substrate porosity

Typical Applications

• Power-floated concrete subfloors with an effective structural DPM
• Sand/cement screeds over existing damp proof membranes
• Calcium sulphate/anhydrite screeds laid over a moisture barrier
• Projects with resilient, textile, or vinyl floor finishes
• Cementitious subfloors with underfloor heating (non-wood finishes)