Sealtek
Damp-End – Cementitious Waterproofing Primer System
Damp-End – Cementitious Waterproofing Primer System
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Damp-End is a flexible, eco-friendly cementitious primer system designed to stabilise surfaces before waterproofing.
Its two-part mix deeply penetrates concrete, plaster and screed, improving adhesion and resisting rising damp.
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Looking to Buy in Bulk or Request a Custom Quote?
We work closely with contractors, applicators, and businesses who need more than just a few litres.
Whether you're:
- Ordering in bulk
- Looking for custom colours
- Interested in becoming an approved applicator
- Or sourcing product for a large-scale project
We’re here to help.
All You Need To Know
What's included
- 20L bucket of wet mix
- 1 x 3kg bag of pre-mixed dry powder
- Sold as a 2-part system
Key Features
- Cementitious primer – perfect for waterproofing prep
- Flexible, breathable barrier
- Exceptional adhesion to concrete and screeds
- Eco-friendly and low-VOC
- Plasticised for added workability
- Easy to apply with brush or roller
Application And Coverage
- Coverage: ±15–30 m² per 23kg pack (2–3 coats)
- Application: Block brush or roller
- Recoat time: 1–2 hours @ 25°C
- Full cure: 2 hours after final coat
- Mix dry component gradually into wet mix, stirring constantly
Surface Preparation
- Remove all dust, debris, algae, salts, fungi and chemical residues
- Ensure surface is completely dry
- Do not apply to sealed or painted surfaces
- Use before applying ArmTek, FlexTek, HydroFlex or HydroBlock systems
Colour
Cement Grey (standard only)
Safety & Technical Info
- VOC Content: <1% (Low VOC)
- Flashpoint: Non-flammable
- Solids: >75%
- Classification: Non-hazardous
- Eye Contact: Rinse immediately with clean water
- Inhalation: Safe – ventilate space
- Skin: May cause dryness – wash thoroughly