OBP View Portals

Material: UV Stabilized Polycarbonate (Lexan) with Rubber Gasket

Standard Diameter: 8″

Ball Pressure Test: 257 F / 125 C

Part# OBP 25: Designed for 1″ / 25 mm wall thickness with total component weight of 0.683 Lbs

Part# OBP 45/50: Designed for 1.75-2″ / 45-50 mm wall thickness with total component weight of 0.805 Lbs