For vacuum applications, Model RMA units are available with top mounted valves (specify TMV).
Flowmeter bodies are injection moulded polycarbonate and give accurate and repeatable readings. Direct reading scales eliminate troublesome conversions. The float is highly visible. The single piece plastic body is mounted to a stainless steel back bone into which pipe thread inserts are welded to absorb piping torque.

Installation is simple - All mounting hardware plus installation and operating instructions are included. Easy-to-Interchange bodies - Within a given Series Rate-Master flowmeter bodies can be instantly interchanged. Easy to clean.
Contact Teltherm for technical assistance and quotes.