{"product_id":"silent-knight-sk-duct-w-intelligent-photoelectric-duct-smoke-detector","title":"Silent Knight SK-DUCT-W Intelligent Photoelectric Duct Smoke Detector","description":"\u003ch2\u003eSilent Knight SK-DUCT-W Intelligent Photoelectric Duct Smoke Detector, Smoke Detector Housing and SK-PHOTO-R-W Detector\u003cbr\u003e\n\u003c\/h2\u003e\n\u003cp\u003eThe Silent Knight SK-DUCT-W is an intelligent photoelectric duct smoke detector supplied as a duct housing with an SK-PHOTO-R-W detector. Like the DNRW housing, it uses photoelectric sensing to detect smoke and combustion particles in air moving through an HVAC air handling system. JEM Systems Canada offers it with shipping across Canada.\u003cbr\u003e\u003cbr\u003eThese units sense smoke in the most challenging conditions, operating in airflow speeds of 100 to 4,000 feet per minute (0.5 – 20.32 m\/s), temperatures of -4°F – 158°F (-20°C –70°C), and a humidity range of 0 – 93 percent (non-condensing).\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePhotoelectric, integrated low-flow technology\u003c\/li\u003e\n\u003cli\u003eAir velocity rating from 100 ft\/min - 4,000 ft\/min (0.5 m\/s - 20.32 m\/s)\u003c\/li\u003e\n\u003cli\u003eVersatile mounting options: square or rectangular configuration\u003c\/li\u003e\n\u003cli\u003eBroad ranges for operating temperature (-4°F - 158°F, -20°C - 70°C) and humidity (0% - 93% non-condensing)\u003c\/li\u003e\n\u003cli\u003eSampling tube installs from front or back of the detector with no tools required\u003c\/li\u003e\n\u003cli\u003eCover tamper signal\u003c\/li\u003e\n\u003cli\u003eIncreased wiring space with a newly added 3\/4\" conduit knockout\u003c\/li\u003e\n\u003cli\u003eEasily accessible code wheels on sensor head (included with SK-DUCT-W)\u003c\/li\u003e\n\u003cli\u003eClear cover for convenient visual inspection (SK-DUCT-W only)\u003c\/li\u003e\n\u003cli\u003eRemote testing capability\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Silent Knight","offers":[{"title":"Default Title","offer_id":67789571752212,"sku":"SK-DUCT-W","price":531.8,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0705\/0516\/9172\/files\/silent-knight-duct-detectors-default-title-silent-knight-sk-duct-w-intelligent-photoelectric-duct-smoke-detector-32276215103712.jpg?v=1792904594","url":"https:\/\/jemsystems.ca\/products\/silent-knight-sk-duct-w-intelligent-photoelectric-duct-smoke-detector","provider":"JEM Systems Canada","version":"1.0","type":"link"}