IP20-Air Shell (Single) The IP20-Air Shell is a durable teat cup shell designed for use within InterPuls IP20-Air milking cluster systems. Manufactured to precise specifications, this shell provides a secure housing for compatible liners while supporting stable vacuum conditions and consistent milking performance in modern dairy parlours. The IP20-Air Shell is engineered for air-vented cluster configurations, allowing controlled airflow within the cluster during milking. This airflow helps maintain proper vacuum balance, supporting smooth liner movement and effective teat massage throughout the milking cycle. Correct shell design is essential for maintaining efficient milk extraction and overall cluster stability. Constructed from strong, durable materials, the IP20-Air Shell is built to withstand the demanding conditions of daily dairy operation. The shell is designed to cope with repeated milking cycles, routine washing, and the wear associated with regular parlour use, ensuring reliable long-term performance. The IP20-Air Shell is suitable for replacing worn cluster components or assembling compatible InterPuls IP20-Air cluster units. Keeping cluster shells in good condition hel