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Round external lid, mild steel DD11 or stainless steel 316L, unpolished or polished, DN500 or DN600mm, design pressure 0.05 bar.
For over sixty years, Portex closures have been manufactured in France and distributed worldwide. Formerly Gazonorme, then Promécam until 1985, when Portex was founded to exclusively produce manlids, hatches and closures. These products, originally used as closures for gas generators, have undergone continual enhancement in quality, performance and durability, to become today's reference in a wide range of industrial applications. Our development and investment strategies are based on our profound attachment to well done work, providing quality in both our product and our service. You will find that our dynamic and highly dedicated team is the ideal partner to bring your projects to a successful conclusion.