Sealtek
Repellam – Polymeric Primer & Substrate Stabiliser
Repellam – Polymeric Primer & Substrate Stabiliser
Couldn't load pickup availability
Repellam is a clear, eco-friendly primer and additive that enhances substrate stability and repels water.
Ideal for use under waterproofing systems or paints, it improves bonding and flexibility on cementitious surfaces.
Share
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
- Repellam Primer (Available in 5L and 20L sizes)
- Application tools not included
Key Features
- Water-repelling, substrate-stabilising primer
- Improves adhesion for paints and waterproofing coatings
- Eco-friendly and low maintenance
- Flexible and seamless finish
- Easy to apply: brush, roller, or spray
- Can also be used as a plasticiser in plaster or screed
Application And Coverage
- Coverage: ±100–120 m² per 20L (single coat)
- Surface must be clean, dry, and cementitious
- Apply 1 coat only
- Touch dry: 1–2 hours @ 25°C
- Full cure: 7 days @ 25°C
Method of Application
- Surface temperature: 5–35°C
- Apply with brush, roller or spray
- Wait 1 hour before applying subsequent coatings
- Clean tools with water
Surface Preparation
- Remove all previous coatings and loose materials
- Clean off all dust, salt, algae, fungi, and chemicals
- Ensure surface is <10% moisture content before applying
- Suitable only for cementitious substrates