Manufactured in Stainless Steel, and with material certification on request, Croft can supply the packing media relatively quickly through the use of their in house machine developments.
Commonly found in distillation columns where large surface areas are required. Lessing rings are composed of a ring with a supporting partition that not only provides support to the ring but also increases the surface area of the packaging.

Product Benefits:
- Over 39 years’ experience in filtration.
- In-house research developments allows Croft to manufacture the Lessing Rings.
- Quality material used (available with material certification)
Latest News
December 2025
Connie Retires After 23 Years of Service at Croft Filters.
Join us in wishing Connie a relaxed and rewarding retirement after over 20 years at Croft.