Constructed from light, durable polypropylene - capable of withstanding harsh chemicals and UV rays.

Lid and ring assemblies for easy mounting onto a flat surface. Lids twist and lock into the supplied ring using the unique Duralok^® system, both the lid and corresponding ring are supplied.

Available in sizes 8 inch, 12 inch and 16 inch. Gaskets can be ordered if additional sealing is required.

Offered as solid lids or with bullet or Procap^TM labyrinth breathers.

Procap^TM labyrinth breathers offer exceptional venting performance compared with standard alternatives. This allows rapid and safe tank filling and emptying with the lid in place as shown in the chart below.

E-mail us for more details or to place an order sales@hypro-ind.co.uk