Witches Hat Filters

A common filter found across many industrial sectors, the Witches Hat Filters can be used for softening, desalination, filtration and as pre-treatment process in a system.

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Croft has manufactured many different Witches Hat Filters over the last 30 years, each designed specifically for each Customer’s process. Primarily used for filtration and separation, the Witches Hats can be manufactured to filter from as little as 1 micron.

Also known as: conical filters, last chance filters and cone filters, the witches hat design can be manufactured from both perforated plate and wire mesh. The custom perforated plate offers a support for the mesh, reducing the chances of the mesh from splitting under higher pressures.

Witches Hat Cone Filters

We offer a range of materials including: Mild & Stainless Steel, Copper, Brass, Inconel®, Monel®, Hastelloy® and Aluminium Alloy’s. Each material is of European or North American origin and are available with material certification on request.

Mesh Witches Hats

Product Benefits:

  • A quality product designed for the specific system.
  • Short lead time – Products despatched in as little as 2 days.
  • Over 30 years’ experience in filtration.
  • Quality material used (available with material certification)
  • Custom perforated plate.
Perf Witches Hat Filter

Relevant Downloads

Witches Hat Product Guide


Witches Hat Product Generic Drawing (Flow In To Out) – Complete sizes and send to Croft for quotation


Witches Hat Product Generic Drawing (Flow Out To In) – Complete sizes and send to Croft for quotation


Witches Hat Product Generic Drawing (Unmeshed) – Complete sizes and send to Croft for quotation


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