145mm Allen-Type Hatch Cover with O-Ring Seal

Description

Small and medium ‘O’ ring hatch covers.
These hatch covers feature an outer rim ‘O’ ring seal which seals the deck ring and the screw lid, eliminating the need for sealant when installing and ensuring a watertight seal between the lid and the deck ring.Outer ‘O’ Ring sold separately.Cut Hole – 157mmOpening – 145mm Fixing Hole – 3mm 

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