The Aalberts (formerly Seppelfricke) Servo Handle Top #1921 is a high-quality 3/4" top for rising market models. It is available in various versions to meet different requirements:

• Red Handle: For valves made of DR brass (CW626N according to DIN EN 12164).
• Green Handle: For valves made of press brass (CW617N according to DIN EN 12164).
• Blue Handle: For valves made of lead-free brass (CW724R according to DIN EN 12164).

The top features a double dead space-free O-ring seal, ensuring a consistently smooth and low-maintenance operation. It is suitable for dimensions from DN 15 to DN 50 and is available as both a free-flow valve top and a KFR valve top. The product is UBA-listed.

Special Benefits:

• Double O-ring seal: Ensures optimal tightness and prevents leaks.
• Low maintenance: The robust construction minimizes maintenance efforts.
• Various handle colors: Facilitate material identification and assignment.
• Versatile use: Suitable for different valve types and sizes.
• UBA-listed: Meets high-quality standards.

Materials:

• Brass (various alloys depending on handle color)

Intended Use:

• As a top for valves in sanitary installations, heating systems, and other applications.

Conclusion:

The Aalberts/Seppelfricke Servo Handle Top #1921 is an excellent choice for anyone looking for a reliable, durable, and low-maintenance valve top. The various versions and high-quality construction make it an ideal solution for a wide range of applications.