SONNEBORN 1025612 One Part Urethane NP1 Sealant, Off White 10.6OZ OFF WHITE NP-1 SEALANT ONE PART URETHANE Polyurethane sealant designed for a wide range of sealing and caulking applications in active exterior joints For use on active, vertical and horizontal interior, exterior joints 10.6OZ OFF WHITE NP-1 SEALANT ONE PART URETHANE For use on active, vertical and horizontal interior, exterior joints