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LDU Valve Proving Control
The LDU11 gas valve leak test control checks for leakage through the shutoff valves prior to burner start-up and/or immediately after burner shutdown. The cost effective, easy to install LDU11 adds a substantial degree of safety to any combustion system.
Checks both shutoff valves for leakage
Improves system safety
No inlet gas pressure limatations
Globally approved - cULus, FM, CSA, CE
Easy-to-read dial indicates progress of test program