Home Boat Maintenance Manholes & Hatches 18” x 24” Raised Multi-Bolt Manhole with Bolts – 109 lbs. (Stainless Steel) ICF 18” x 24” Raised Multi-Bolt Manhole with Bolts – 109 lbs. (Stainless Steel) $892.09 18” x 24” Raised Multi-Bolt Manhole with Bolts – 109 lbs. (Stainless Steel) quantity Add to cart Product Details Product Details 18″ X 24″. Stainless Steel. Manhole with Bolts (109 lbs.). A: 18″. B: 24″. C: 23″. D: 29-3/4″. Coaming Height: 2-1/2″.
