Home / Manhole Covers / Heavy Duty Surface Box With Hinges Heavy Duty Surface Box With Hinges Heavy Duty Rectangular Surface Box that comes with hinges. Download Catalogue KBSB – Manhole Cover Series Marking: JANS Material: Ductile Iron Size: 26″ X 20″ X 4″ Related products TEM Square Frame Heavy Duty Manhole Cover (KUMBAHAN) 6″ X 9″ Ductile Iron Manhole Step 18″ X 24″ Manhole Cover (Heavy Duty) SAMVA 6″ X 9″ Stainless Steel Manhole Step Steel Cover With Hinges KGL-C Square Frame Medium Duty Manhole Cover (KUMBAHAN)
