https://www.costco.com/p/-/first-al...on-monoxide-alarm-2-pack/4000354048?langId=-1 Members: 2-pack First Alert SC5 Smart Smoke & Carbon Monoxide Alarm (Hardwired or Battery) on sale for $159.99. Shipping is free.
Costco Members: 2-pack First Alert SC5 Smart Smoke & CO Alarm (Wired or Battery) $160
- Thread starter chris
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