Sentinel Plastics Manufacturing Corporation Sentinel Plastic Manufacturing Corporation, Sentinel Plastic, Monobloc, Intellect, Monobloc Chair, Intellec Chair, School Furniture, Monobloc Furniture, Plastic Chair, Plastic Table, Plastic Philippi Sentinel furniture has long embodied the aspects of comfort, design, quality and luxury. These characteristics are found throughout the Sentinel Furniture Collection. | Contact Us 373 97 97 (Local 141) or Visit Our Showroom 60 West Avenue, West Triangle, Quezon City 1104, Philippines