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  2. Smokeproof enclosure - Wikipedia

    en.wikipedia.org/wiki/Smokeproof_enclosure

    For fully sprinkled buildings, the required rating is just one hour.) [4] The fans must be connected to an emergency power supply, and capable of both automatic activation by various fire and smoke detectors, and of manual activation by a central command post or by the actuation of a general fire alarm.

  3. Firestop - Wikipedia

    en.wikipedia.org/wiki/Firestop

    A firestop or fire-stopping is a form of passive fire protection that is used to seal around openings and between joints in a fire-resistance-rated wall or floor assembly. Firestops are designed to maintain the fire-resistance rating of a wall or floor assembly intended to impede the spread of fire and smoke. [1]

  4. Passive fire protection - Wikipedia

    en.wikipedia.org/wiki/Passive_fire_protection

    A typical test objective for fire rated assemblies is to maintain the item or the side to be protected at or below either 140 °C (for walls, floors and electrical circuits required to have a fire-resistance rating). A typical test objective (e.g., ASTM E119) for fire rated structural protection is to limit the temperature of the structural ...

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    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  6. Fire damper - Wikipedia

    en.wikipedia.org/wiki/Fire_damper

    Abstract DIN EN 15882-2:2010-11 Extended application of results from fire resistance tests for service installations - Part 2 - Dampers; German version prEN 15882-2:2010; Excerpt Scheuermann, Praxishandbuch Brandschutz (Practice Handbook Fire Protection, Paragraph 5.5.4 Fire Dampers), 2008

  7. Forget the dealership: You can now buy a Hyundai on Amazon

    www.aol.com/finance/forget-dealership-now-buy...

    After nearly a year of waiting, Amazon users can now buy a Hyundai vehicle through the online retailer.Starting today, Amazon car shoppers in 48 cities, including New York, Los Angeles, and ...

  8. The 6 Best Foods to Eat for Healthy Nails, According to ...

    www.aol.com/6-best-foods-eat-healthy-120000925.html

    2. Beef. Red meat may have its critics. But don’t forget that beef is also a source of many important nutrients, especially iron (nearly 2 g per 3-ounce serving of sirloin steak). While iron is ...

  9. Fire door - Wikipedia

    en.wikipedia.org/wiki/Fire_door

    Fire-resistance rated door, with wire mesh glass vision panel Industrial grade fire door rated to hydrocarbon curve and blast resistance Double fire door immediately after 3-hour fire test inside a 4-hour rated Durasteel wall Double fire door after 3-hour fire test in a 4-hour Durasteel wall, during successful 45PSI (3.1 bar) hose stream test leading to a UL Listing [1]