Tag
test
October 17, 2026 · 5 min read
Duct Detector Test SwitchWhat a duct detector test switch actually does, how to use it on a functional test, and what to confirm before you sign off the fan shutdown.
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Tag
October 17, 2026 · 5 min read
Duct Detector Test SwitchWhat a duct detector test switch actually does, how to use it on a functional test, and what to confirm before you sign off the fan shutdown.