O Ring Seal Hatch Cover
Our Hatch Covers are made from a light weight polypropylene and are available in a variety of colours and easy to open designs.
A.137 and A.237 are a non ‘O’ ring design and have exposed fixings.
A.337, A.537 and A.637 all require a rubber ‘O’ Ring to keep them water tight.
A1737, A1837 and A1937 feature a fully threaded cover with integral seal.