10' lengths belled ends. O.D. of pipe 4.215", minimum wall thickness .075 conforms to ASTM No. D2729 specifications. Manufactured of high-quality PVC resin. Remains flexible and is less apt to crack and split than pipe made with PVC regrind material. Pipe printed 3000 lb. crush. Perforated pipe has 2 rows of 5/8" diameter holes. 120 deg. spacing. NOTE: Indiana code requires model No. 40041I, which has 3 rows of 5/8" diameter holes. 120 deg spacing.