Edwards Signaling SD-2W Conventional SuperDuct Detector MCF And thanks to an ingenious

And thanks to an ingenious full backplane sealing gasket

and other normally open contact devices

XSR900 2016-2021

The shock-absorbing nylon swivel ball on the contact plate

A clear lens

Edwards Signaling SD-2W Conventional SuperDuct Detector MCF And thanks to an ingeniousSuperDuct is slim feature rich alternative to bulky duct smoke detectors. Designed for easy installation and superb reliability, SuperDuct represents the perfect balance of practical design and advanced technology. SuperDuct detectors feature a unique design that speeds installation and simplifies maintenance. Removable dust filters, conformally coated circuit boards, and optional water resistant gaskets keep contaminants away from components,