The 7251DH intelligent air duct smoke detector is the latest addition to the company’s high-sensitivity detection lineup. It combines a high-sensitivity laser sensor with smoke detection capability.

The TDD (true duct smoke detector) is able to detect smoke early on in a ventilation duct without giving false alarms. It checks for optical obscuration. The sensing part of the detector covers as ...

Duct smoke detector maintenance requirements are not included in the NFPA standard that covers HVAC systems (NFPA 90A or 90B); however, the International Code Council’s 2015 Mechanical Code does state ...

My company is installing a fire alarm sprinkler supervisory panel (DACT) with one outside horn, one smoke detector and one manual pull box. We will be connecting to switches installed by the sprinkler ...

The RE46C121 is low power CMOS ionization type smoke detector IC. With few external components, this circuit will provide all the required features for an ionization type smoke detector. An internal ...

Juan has been a home inspector for 10 years and runs a successful home inspection company in Richmond, VA. He loves inspecting homes, but his real passion is educating home owners and newer inspectors ...

Smart smoke detectors are one of many smart technologies entering the market for homeowners. These modern smoke detectors have more safety features than traditional smoke detectors, and many of them ...

Lee Wallender is a home improvement writer of nearly 20 years and specializes in home remodeling, repair and maintenance. Sami Allen is the managing editor at Forbes Home, with over seven years of ...