Berger-Seidle AquaChoice ExoBloc is a professional water-based primer that protects and enhances wood surfaces. It deeply penetrates wood to strengthen and waterproof it, providing a reliable base for finishing coats. Suitable for interior and exterior wood, it covers 400-500 square feet per gallon. Easy to apply and clean, this German-made primer seals wood pores to ensure smooth, lasting protection. Ideal for floors, furniture, and woodwork, it maintains wood’s natural beauty while offering durable defense.