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2. Firestop - Wikipedia

   en.wikipedia.org/wiki/Firestop

   They receive a fire rating by combining materials in an arrangement specific to the item (a pipe or cable, for example) penetrating the fire-rated wall or floor and the construction arrangement of the fire-rated wall or floor. A two-hour-rated pipe-penetration firestop may consist of a layer of caulking over packed mineral wool. The arrangement ...

3. Sealant - Wikipedia

   en.wikipedia.org/wiki/Sealant

   Self-leveling silicone firestop system used around pipe through-penetration in a two-hour fire-resistance rated concrete floor assembly. Sealant is a substance used to block the passage of fluids through openings in materials, [1] a type of mechanical seal. In building construction sealant is sometimes synonymous with caulk (especially if ...

4. Intumescent - Wikipedia

   en.wikipedia.org/wiki/Intumescent

   These intumescent materials produce a light char which is a poor conductor of heat, thus retarding heat transfer.Typically the light char consists of microporous carbonaceous foam formed by a chemical reaction of three main components: ammonium polyphosphate, pentaerythritol, and melamine. [2]

5. 5 Dollar Tree Items Homeowners Should Stock Up on Before ...

   www.aol.com/finance/5-dollar-tree-items...

   Dollar Tree sells tubes of Tool Bench all-purpose caulk for just $1.25. If you have older windows, they may cause most of your problems. In this case, a window insulation kit would be useful.

6. How to Seal Up Drafty Windows (and Lower Your Heating Bill) - AOL

   www.aol.com/lifestyle/seal-drafty-windows-lower...

   Clean and caulk around the exterior of the window, checking for small gaps where the frame meets the wall. Related: The Right Way to Clean Windows for a Streak-Free Finish How to Seal Drafty ...

7. Passive fire protection - Wikipedia

   en.wikipedia.org/wiki/Passive_fire_protection

   Fire-resistance rated wall assembly with fire door, cable tray penetration and intumescent cable coating. Passive fire protection (PFP) is components or systems of a building or structure that slows or impedes the spread of the effects of fire or smoke without system activation, and usually without movement. [1]