UNDERBOND PRIMER is a high-quality, water-based, advanced adhesion-promoting primer engineered for maximum durability on challenging substrates. Its state-of-the-art formulation allows it to function both as a primer and a finishing coat, delivering a uniform, professional-grade film with minimal application effort.

Featuring excellent coverage and long-term adhesion, UNDERBOND PRIMER bonds effectively to a wide range of surfaces—including interior and exterior masonry, gypsum boards, cement boards, smooth substrates and difficult-to-coat materials—without the need for additional preparatory products.

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Suitable for:

• Interior and exterior masonry surfaces

• Gypsum boards and cement-based boards

• Smooth and hard-to-adhere substrates

• Applications requiring a combined primer–topcoat system

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Advantages:

• Premium-quality formulation with outstanding adhesion

• Functions as both primer and topcoat in a single product

• Available in white and clear versions

• Low-odor, environmentally friendly water-based system

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Packaging:

• 0.75 L

• 3 L

• 9 L