TRANSTAR® Hydroflex® 1221 Super High-Build Waterborne Flexible Primer

Transtar 1221 Hydroflex Super High-Build Flexible Satin Black Primer delivers professional-grade coverage in just 1–3 coats. This waterborne acrylic urethane formula bonds reliably to both thermoset and thermoplastic substrates, offering superior fill and build with minimal material waste. Fast-drying (1–2 hours), it sands cleanly without feather-edge tearing and accepts most basecoat/clear coat and single-stage topcoats. Engineered for bumper recyclers and body shops seeking efficiency and cost savings.